{"accepted_at":"2026-10-02T12:09:25.601Z","analyses":[{"analysis_id":"rv_02b19581bb403cb0875e0bb567f3c8b2f96db59fb51023efa2c3a07cc9ac51c8","analysis_type":"buyer_fit","claim_ids":["rv_310d6729a27c90094f0701115e07f578f74ccc6395f3467f897f18a26be70400","rv_d8ab4e66908270480c523f90a4e2156b0216307186f6b8d2c6c5e3df8b8b47ca","rv_1f292f63e95a41d548c0c0fd501c20c1f8863778c3b72fb3663e59cb057a0330","rv_cac049afacd6749166789f34611ff737d7ab117524412d54e798e9f5d1f96960","rv_5d290c7a035bed45d7ed52d1c344aca37f505243fdf1641de8333fea9aa9bccf","rv_4b6f3d5cf92bc1b8934643865225247f829efb730e4bbee4702cb9d4f82777b9","rv_bf485c29df0c0ac5a729929b2b2bad18f92959eb11068a754a3895cb1bc1c0de"],"confidence":0.85,"method":"Synthesize verified buyer-fit, lighting, control and limitation claims; distinguish reported impressions from measurements.","summary":"Elgato Key Light MK.2 suits creators who regularly stream or photograph products at a desk and want adjustable white lighting through Control Center. Its appeal depends on accepting wireless control and desk mounting: floor placement needs an additional base, and the panel has no local brightness adjustment. Reviewers describe little perceptible heat, but calibrated lighting and stability measurements remain unavailable.","title":"Who should buy it?"},{"analysis_id":"rv_6657872788d84a7696b326c46001ec8fe28d462e947501fea8edc529d3b31825","analysis_type":"compatibility","claim_ids":["rv_03bcdb60c0b186c4cc1e3eb71e2532966369c92bffb1f1cc6f38c2007b0c317b","rv_1f5e98d1b17cdd1e7ced8fd86a9d996d07d300af8470eab1f562503cb3b5189d","rv_00875819918f09ab354ed3ac2f740317fa475a5be760323f394abbcc1b92fcff","rv_cac049afacd6749166789f34611ff737d7ab117524412d54e798e9f5d1f96960"],"confidence":0.9,"method":"Apply verified dimensions and mounting limitations to the placement decision.","summary":"The cited panel dimensions are 350 × 250 × 35 mm. Check the intended desk position and viewing angle before choosing it. The included mounting approach is for a desk; moving the light to the floor requires a separate base.","title":"Plan the mounting position"},{"analysis_id":"rv_a5fca90312a1ac8114859efbaa0b269c08a9230077778ccf6a262bb473303cdb","analysis_type":"compatibility","claim_ids":["rv_1f292f63e95a41d548c0c0fd501c20c1f8863778c3b72fb3663e59cb057a0330","rv_c7c26941a2a722815493671813f4ba70c6f2b3afa4e31cf175bca50a6be90a6b","rv_78f65fbd187095a77f3b811c8a8cf708112faef79d1368c3331668a990f355ec","rv_5d290c7a035bed45d7ed52d1c344aca37f505243fdf1641de8333fea9aa9bccf"],"confidence":0.9,"method":"Combine verified software, wireless and local-control claims without extending operating-system version support.","summary":"Control Center adjusts the light over Wi-Fi, with Windows and macOS documented by the review. The retailer lists dual-band wireless support. Wireless operation is part of the purchase decision because the panel's own switch does not adjust brightness.","title":"Choose the control workflow"},{"analysis_id":"rv_af7586e82957425c47ccfc719594679d76df242b200418ab0882b0593adf97ca","analysis_type":"buyer_fit","claim_ids":["rv_bf485c29df0c0ac5a729929b2b2bad18f92959eb11068a754a3895cb1bc1c0de","rv_4b6f3d5cf92bc1b8934643865225247f829efb730e4bbee4702cb9d4f82777b9","rv_1297b3d3ff1762062db1ffb7a772ffdd6c2be6595c90789725c1b66840dda4e1"],"confidence":0.8,"method":"Separate the rated maximum power from subjective heat observations and researched measurement gaps.","summary":"The Spanish review reports a cool panel after prolonged use, and cotolia also describes little perceptible heat. These are reviewer impressions rather than controlled thermal measurements. The cited maximum power is 45 W; actual consumption at a selected brightness and long-term output stability are not established.","title":"Separate impressions from measurements"},{"analysis_id":"rv_9bffbd4f6dc4d40f7e0039a9ddbde828da003b8077675f71faf84b25a1d8fe71","analysis_type":"compatibility","claim_ids":["rv_1a9164e2497da03fa1f01bbfe8863c33b251761c8f5a8acd848b7490a181c37b"],"confidence":0.95,"method":"Use the exact model named by the certification record to bound the conclusions.","summary":"The Wi-Fi Alliance certificate names model 20GAK9902. Keep that model identity attached to these conclusions: Key Light names can appear across generations, and the available evidence does not justify transferring this package to another hardware revision.","title":"Verify the hardware model"}],"canonical_urls":{"de":"https://knowspec.com/de/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/","en":"https://knowspec.com/en/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/","es":"https://knowspec.com/es/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/","fr":"https://knowspec.com/fr/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/","ja":"https://knowspec.com/ja/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/","pt-BR":"https://knowspec.com/pt-br/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/","th-TH":"https://knowspec.com/th-th/products/amazon-us/asin~b07l755x9g/elgato-key-light-mk-2-20gak9902/"},"content_hash":"sha256:dcb693c447384cd70bbd83f2b4f737a7aa50cfd7d667f12581e0402d1f2ee4ab","direct_answer":{"claim_ids":["kl-control","kl-fit","kl-floor-limit","kl-heat","kl-light-range","kl-local-limit","kl-warm-session"],"source_numbers":[],"text":"Elgato Key Light MK.2 suits creators who regularly stream or photograph products at a desk and want adjustable white lighting through Control Center. Its appeal depends on accepting wireless control and desk mounting: floor placement needs an additional base, and the panel has no local brightness adjustment. Reviewers describe little perceptible heat, but calibrated lighting and stability measurements remain unavailable."},"facts":[{"predicate":"product.buyer_fit","values":[{"claim_id":"kl-fit","confidence":0.7,"conflicted":false,"region":null,"unit":null,"value":"The reviewer recommends it for frequent streaming and photography rather than occasional video meetings."}]},{"predicate":"product.compatibility","values":[{"claim_id":"kl-platform","confidence":0.9,"conflicted":false,"region":null,"unit":null,"value":"Windows / macOS"}]},{"predicate":"product.dimensions.depth","values":[{"claim_id":"kl-size-depth","confidence":0.9,"conflicted":false,"region":null,"unit":"mm","value":35}]},{"predicate":"product.dimensions.height","values":[{"claim_id":"kl-size-height","confidence":0.9,"conflicted":false,"region":null,"unit":"mm","value":250}]},{"predicate":"product.dimensions.width","values":[{"claim_id":"kl-size-width","confidence":0.9,"conflicted":false,"region":null,"unit":"mm","value":350}]},{"predicate":"product.interface","values":[{"claim_id":"kl-control","confidence":0.9,"conflicted":false,"region":null,"unit":null,"value":"Control Center over Wi-Fi"}]},{"predicate":"product.limitation","values":[{"claim_id":"kl-floor-limit","confidence":0.9,"conflicted":false,"region":null,"unit":null,"value":"Floor placement requires an additional base; the included system is intended for desk mounting."},{"claim_id":"kl-local-limit","confidence":0.85,"conflicted":false,"region":null,"unit":null,"value":"The reviewer notes that the panel's physical switch controls power only; brightness adjustment requires the app or Stream Deck."}]},{"predicate":"product.model","values":[{"claim_id":"kl-model","confidence":0.95,"conflicted":false,"region":null,"unit":null,"value":"20GAK9902"}]},{"predicate":"product.power","values":[{"claim_id":"kl-power","confidence":0.9,"conflicted":false,"region":null,"unit":"W","value":45}]},{"predicate":"product.risk","values":[{"claim_id":"kl-heat","confidence":0.7,"conflicted":false,"region":null,"unit":null,"value":"cotolia reports little perceptible panel heat during use; this is a subjective observation, not a temperature measurement or safety guarantee."}]},{"predicate":"product.use_case","values":[{"claim_id":"kl-light-range","confidence":0.9,"conflicted":false,"region":null,"unit":null,"value":"The review describes dimmable white lighting with adjustable warm-to-cool color temperature."},{"claim_id":"kl-warm-session","confidence":0.7,"conflicted":false,"region":null,"unit":null,"value":"The reviewer reports that the panel stays cool after hours of use; no calibrated thermal or output stability measurement is supplied."}]},{"predicate":"product.wireless_standard","values":[{"claim_id":"kl-wifi","confidence":0.9,"conflicted":false,"region":null,"unit":null,"value":"WiFi, 2.4 GHz / 5 GHz, 802.11 a/b/g/n"}]}],"gaps":[{"buyer_meaning":"","field":"product.water_resistance","reason":"not_found"},{"buyer_meaning":"","field":"source.manufacturer","reason":"not_public"},{"buyer_meaning":"","field":"topic:measured_performance","reason":"not_found"},{"buyer_meaning":"","field":"product.weight","reason":"conflicting"}],"generated_from":{"dossier_revision_id":"research_source_0d79314281a65fd6f04632474702f380_dossier","publisher_version":"publisher-v6.0"},"identity":{"asin":"B07L755X9G","brand":null,"marketplace":"amazon_us","product_name":"Elgato Key Light MK.2 (20GAK9902)"},"license":"https://creativecommons.org/licenses/by/4.0/","public_entity_id":"product_public_81a543f95d3e44a3b3a4925a049cca38","quality":null,"research_hash":"sha256:d65a043521c1439043e7fb008aa466abb60080876913619053d7083a8668bb68","schema_version":"knowspec-research-export-v2","source_hash":"sha256:8857ebcd41367b05bc6442789ec5334b9b9575aff18077ca0d584a619289bd41","source_research":{"archetype":"performance","attestation":{"evidence_edges_traceable":true,"gaps_not_invented":true,"identity_not_mutated":true,"public_sources_only":true},"completed_at":"2026-10-02T12:09:23.989Z","evidence":{"claims":[{"calculation_method":null,"claim_id":"kl-size-width","confidence":0.9,"evidence_snippet":"unas dimensiones de 350 x 250 x 35 mm","method":"observed","predicate":"product.dimensions.width","region":null,"spec_origin":"reviewer_stated","stance":"positive","status":"asserted","topic_id":"mounting_and_desk_fit","value":{"kind":"number","unit":"mm","value":350}},{"calculation_method":null,"claim_id":"kl-size-height","confidence":0.9,"evidence_snippet":"350 × 250 × 35 mm","method":"observed","predicate":"product.dimensions.height","region":null,"spec_origin":"reviewer_stated","stance":"positive","status":"asserted","topic_id":"mounting_and_desk_fit","value":{"kind":"number","unit":"mm","value":250}},{"calculation_method":null,"claim_id":"kl-size-depth","confidence":0.9,"evidence_snippet":"unas dimensiones de 350 x 250 x 35 mm","method":"observed","predicate":"product.dimensions.depth","region":null,"spec_origin":"reviewer_stated","stance":"positive","status":"asserted","topic_id":"mounting_and_desk_fit","value":{"kind":"number","unit":"mm","value":35}},{"calculation_method":null,"claim_id":"kl-power","confidence":0.9,"evidence_snippet":"Todo ello con un consumo máximo de 45 W","method":"observed","predicate":"product.power","region":null,"spec_origin":"reviewer_stated","stance":"positive","status":"asserted","topic_id":"efficiency","value":{"kind":"number","unit":"W","value":45}},{"calculation_method":null,"claim_id":"kl-warm-session","confidence":0.7,"evidence_snippet":"el panel se mantiene frío incluso tras varias horas de uso continuo","method":"observed","predicate":"product.use_case","region":null,"spec_origin":null,"stance":"positive","status":"asserted","topic_id":"sustained_performance","value":{"kind":"string","unit":null,"value":"The reviewer reports that the panel stays cool after hours of use; no calibrated thermal or output stability measurement is supplied."}},{"calculation_method":null,"claim_id":"kl-floor-limit","confidence":0.9,"evidence_snippet":"si quieres colocar la luz en el suelo necesitarás adquirir una base adicional","method":"observed","predicate":"product.limitation","region":null,"spec_origin":null,"stance":"negative","status":"asserted","topic_id":"limitations","value":{"kind":"string","unit":null,"value":"Floor placement requires an additional base; the included system is intended for desk mounting."}},{"calculation_method":null,"claim_id":"kl-fit","confidence":0.7,"evidence_snippet":"配信や撮影を日常的にする人にとっては投資に見合う、ちゃんと”差”のつくアイテムだと思います！","method":"observed","predicate":"product.buyer_fit","region":null,"spec_origin":null,"stance":"positive","status":"asserted","topic_id":"buyer_fit","value":{"kind":"string","unit":null,"value":"The reviewer recommends it for frequent streaming and photography rather than occasional video meetings."}},{"calculation_method":null,"claim_id":"kl-control","confidence":0.9,"evidence_snippet":"El resto de ajustes se realizan de forma inalámbrica a través de Wi-Fi y la aplicación Control Center","method":"observed","predicate":"product.interface","region":null,"spec_origin":"reviewer_stated","stance":"positive","status":"asserted","topic_id":"wireless_control_and_setup","value":{"kind":"string","unit":null,"value":"Control Center over Wi-Fi"}},{"calculation_method":null,"claim_id":"kl-platform","confidence":0.9,"evidence_snippet":"Windows / macOS（デスクトップ版）","method":"observed","predicate":"product.compatibility","region":null,"spec_origin":"reviewer_stated","stance":"positive","status":"asserted","topic_id":"platform_compatibility","value":{"kind":"string","unit":null,"value":"Windows / macOS"}},{"calculation_method":null,"claim_id":"kl-model","confidence":0.95,"evidence_snippet":"Model Number 20GAK9902","method":"observed","predicate":"product.model","region":null,"spec_origin":"datasheet","stance":"positive","status":"asserted","topic_id":"model_generation_identity","value":{"kind":"string","unit":null,"value":"20GAK9902"}},{"calculation_method":null,"claim_id":"kl-wifi","confidence":0.9,"evidence_snippet":"WiFi, 2.4 GHz / 5 GHz, 802.11 a/b/g/n","method":"observed","predicate":"product.wireless_standard","region":null,"spec_origin":"retailer_listing","stance":"positive","status":"asserted","topic_id":"wireless_control_and_setup","value":{"kind":"string","unit":null,"value":"WiFi, 2.4 GHz / 5 GHz, 802.11 a/b/g/n"}},{"calculation_method":null,"claim_id":"kl-light-range","confidence":0.9,"evidence_snippet":"alcanza los 2800 lúmenes de brillo y permite regular la temperatura de color entre 2900K y 7000K","method":"observed","predicate":"product.use_case","region":null,"spec_origin":null,"stance":"positive","status":"asserted","topic_id":"brightness_and_color_range","value":{"kind":"string","unit":null,"value":"The review describes dimmable white lighting with adjustable warm-to-cool color temperature."}},{"calculation_method":null,"claim_id":"kl-local-limit","confidence":0.85,"evidence_snippet":"本体スイッチは電源のみ","method":"observed","predicate":"product.limitation","region":null,"spec_origin":null,"stance":"negative","status":"asserted","topic_id":"limitations","value":{"kind":"string","unit":null,"value":"The reviewer notes that the panel's physical switch controls power only; brightness adjustment requires the app or Stream Deck."}},{"calculation_method":null,"claim_id":"kl-heat","confidence":0.7,"evidence_snippet":"発熱もほぼ感じない","method":"observed","predicate":"product.risk","region":null,"spec_origin":null,"stance":"positive","status":"asserted","topic_id":"sustained_performance","value":{"kind":"string","unit":null,"value":"cotolia reports little perceptible panel heat during use; this is a subjective observation, not a temperature measurement or safety guarantee."}}],"events":[],"evidence_edges":[{"claim_id":"kl-size-width","evidence_locator_id":"kl-loc-width","relation":"supports"},{"claim_id":"kl-size-height","evidence_locator_id":"kl-loc-height","relation":"supports"},{"claim_id":"kl-size-depth","evidence_locator_id":"kl-loc-width","relation":"supports"},{"claim_id":"kl-power","evidence_locator_id":"kl-loc-power","relation":"supports"},{"claim_id":"kl-warm-session","evidence_locator_id":"kl-loc-session","relation":"supports"},{"claim_id":"kl-floor-limit","evidence_locator_id":"kl-loc-floor","relation":"supports"},{"claim_id":"kl-fit","evidence_locator_id":"kl-loc-fit","relation":"supports"},{"claim_id":"kl-control","evidence_locator_id":"kl-loc-control","relation":"supports"},{"claim_id":"kl-platform","evidence_locator_id":"kl-loc-platform","relation":"supports"},{"claim_id":"kl-model","evidence_locator_id":"kl-loc-model","relation":"supports"},{"claim_id":"kl-wifi","evidence_locator_id":"kl-loc-wifi","relation":"supports"},{"claim_id":"kl-light-range","evidence_locator_id":"kl-loc-light","relation":"supports"},{"claim_id":"kl-local-limit","evidence_locator_id":"kl-loc-local","relation":"supports"},{"claim_id":"kl-heat","evidence_locator_id":"kl-loc-heat","relation":"supports"}],"evidence_locators":[{"evidence_locator_id":"kl-loc-width","locator":"Principales características","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-height","locator":"仕様とスペック","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-power","locator":"Principales características","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-session","locator":"Rendimiento","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-floor","locator":"Diseño y construcción","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-fit","locator":"導入コストがやや高い","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-control","locator":"Conectividad y control","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-platform","locator":"設定アプリ「Control Center」","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-model","locator":"Product Info, page 1","locator_type":"page","page":1,"source_revision_id":"source_snapshot_cf49e52730478e48014856720866d088e86eaf09e45925b283aadc7ba5bd2e7c"},{"evidence_locator_id":"kl-loc-wifi","locator":"Snabbfakta / Anslutning/Gränssnitt","locator_type":"section","source_revision_id":"source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1"},{"evidence_locator_id":"kl-loc-light","locator":"Principales características","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-local","locator":"本体から明るさを調整できない","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-heat","locator":"省スペースでレイアウトも柔軟に","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"}],"gaps":[{"gap_id":"kl-gap-maker","predicate":null,"reason":"manufacturer_refused","searched_source_revision_ids":[],"topic_id":null,"tried_urls":["https://help.elgato.com/hc/en-us/articles/20934004416269-Elgato-Key-Light-MK-2-Technical-Specifications","https://help.elgato.com/hc/en-us/articles/20932340289037-Key-Light-MK-2-System-Requirements","https://www.elgato.com/us/en/p/key-light"]},{"gap_id":"kl-gap-lab","predicate":null,"reason":"not_found","searched_source_revision_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"],"topic_id":"measured_performance","tried_urls":["https://tech4gamers.com/elgato-key-light-mk-2-review/"]},{"gap_id":"kl-gap-weight","predicate":"product.weight","reason":"conflicting","searched_source_revision_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1"],"topic_id":null,"tried_urls":[]},{"gap_id":"kl-gap-water","predicate":"product.water_resistance","reason":"not_found","searched_source_revision_ids":["source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1"],"topic_id":null,"tried_urls":[]}],"sources":[{"access":"open","canonical_url":"https://cotonohablog.com/elgato-keylight-mk2/","document_type":"html","language":"ja","observed_at":"2026-10-02T11:58:00Z","publisher":"cotolia","retrieved_at":"2026-10-02T11:58:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_role":"editorial_review","title":"Elgato KEY LIGHT MK.2 review"},{"access":"open","canonical_url":"https://www.zonammorpg.com/2025/09/09/resena-de-elgato-key-light-mk-2-eleva-tu-contenido-al-siguiente-nivel/","document_type":"html","language":"es","observed_at":"2026-10-02T11:58:00Z","publisher":"Zona MMORPG","retrieved_at":"2026-10-02T11:58:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_role":"editorial_review","title":"Reseña de Elgato Key Light MK.2"},{"access":"open","canonical_url":"https://www.inet.se/produkt/2214401/elgato-key-light-mk-2","document_type":"html","language":"sv","observed_at":"2026-10-02T12:00:00Z","publisher":"Inet","retrieved_at":"2026-10-02T12:00:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1","source_role":"retailer_listing","title":"Elgato Key Light MK.2"},{"access":"open","canonical_url":"https://api.cert.wi-fi.org/api/certificate/download/public?variantId=119530","document_type":"pdf","language":"en","observed_at":"2026-10-02T12:00:00Z","publisher":"Wi-Fi Alliance","retrieved_at":"2026-10-02T12:00:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_cf49e52730478e48014856720866d088e86eaf09e45925b283aadc7ba5bd2e7c","source_role":"standards_body","title":"Wi-Fi CERTIFIED Certificate WFA123219: Key Light MK.2 20GAK9902"}]},"fact_registry_version":"fact-registry-v2","product_id":"productv3_11cf00753e754fe7b4a3297d772ebd58","protected_identity":{"externalIdentityKind":"asin","marketplaceId":"amazon_us","normalizedExternalProductId":"B07L755X9G"},"schema_version":"product-research-package-v6","writing":{"analyses":[{"analysis_id":"kl-answer","analysis_type":"buyer_fit","claim_ids":["kl-fit","kl-light-range","kl-control","kl-floor-limit","kl-local-limit","kl-heat","kl-warm-session"],"confidence":0.85,"method":"Synthesize verified buyer-fit, lighting, control and limitation claims; distinguish reported impressions from measurements.","summary":"Elgato Key Light MK.2 suits creators who regularly stream or photograph products at a desk and want adjustable white lighting through Control Center. Its appeal depends on accepting wireless control and desk mounting: floor placement needs an additional base, and the panel has no local brightness adjustment. Reviewers describe little perceptible heat, but calibrated lighting and stability measurements remain unavailable.","title":"Who should buy it?"},{"analysis_id":"kl-placement","analysis_type":"compatibility","claim_ids":["kl-size-width","kl-size-height","kl-size-depth","kl-floor-limit"],"confidence":0.9,"method":"Apply verified dimensions and mounting limitations to the placement decision.","summary":"The cited panel dimensions are 350 × 250 × 35 mm. Check the intended desk position and viewing angle before choosing it. The included mounting approach is for a desk; moving the light to the floor requires a separate base.","title":"Plan the mounting position"},{"analysis_id":"kl-control-analysis","analysis_type":"compatibility","claim_ids":["kl-control","kl-platform","kl-wifi","kl-local-limit"],"confidence":0.9,"method":"Combine verified software, wireless and local-control claims without extending operating-system version support.","summary":"Control Center adjusts the light over Wi-Fi, with Windows and macOS documented by the review. The retailer lists dual-band wireless support. Wireless operation is part of the purchase decision because the panel's own switch does not adjust brightness.","title":"Choose the control workflow"},{"analysis_id":"kl-thermal","analysis_type":"buyer_fit","claim_ids":["kl-warm-session","kl-heat","kl-power"],"confidence":0.8,"method":"Separate the rated maximum power from subjective heat observations and researched measurement gaps.","summary":"The Spanish review reports a cool panel after prolonged use, and cotolia also describes little perceptible heat. These are reviewer impressions rather than controlled thermal measurements. The cited maximum power is 45 W; actual consumption at a selected brightness and long-term output stability are not established.","title":"Separate impressions from measurements"},{"analysis_id":"kl-generation","analysis_type":"compatibility","claim_ids":["kl-model"],"confidence":0.95,"method":"Use the exact model named by the certification record to bound the conclusions.","summary":"The Wi-Fi Alliance certificate names model 20GAK9902. Keep that model identity attached to these conclusions: Key Light names can appear across generations, and the available evidence does not justify transferring this package to another hardware revision.","title":"Verify the hardware model"}],"article":{"sections":[{"heading":"Start with the buyer fit","paragraphs":[{"claim_ids":["kl-fit","kl-light-range","kl-control"],"kind":"factual","paragraph_id":"kl-p-overview","text":"Key Light MK.2 is a candidate for frequent streaming and product photography at a desk. The accepted review evidence describes dimmable white light with adjustable warmth. Choose it for that workflow after considering how you will mount and control it; the evidence does not establish a universal best light."}],"section_id":"kl-overview","section_type":"overview"},{"heading":"Check placement before purchase","paragraphs":[{"claim_ids":["kl-size-width","kl-size-height","kl-size-depth","kl-floor-limit"],"kind":"factual","paragraph_id":"kl-p-mounting","text":"The supported panel dimensions are 350 × 250 × 35 mm. Use those figures to plan the panel's position rather than relying on the product name alone. The included mounting system is intended for desk placement; floor use needs an additional base."}],"section_id":"kl-mounting","section_type":"setup"},{"heading":"Accept the wireless control requirement","paragraphs":[{"claim_ids":["kl-control","kl-platform","kl-wifi","kl-local-limit"],"kind":"factual","paragraph_id":"kl-p-connectivity","text":"The accepted evidence identifies Control Center over Wi-Fi and documents Windows and macOS use. The retailer also lists dual-band wireless support. The panel has no brightness adjustment on its physical switch, so the app or Stream Deck belongs in your operating plan."}],"section_id":"kl-connectivity","section_type":"connectivity"},{"heading":"Read the evidence limits","paragraphs":[{"claim_ids":["kl-power","kl-heat","kl-warm-session"],"kind":"factual","paragraph_id":"kl-p-limits","text":"Maximum power is reported as 45 W. Reviewers describe little perceptible heat during use, but that does not establish a measured temperature, electrical efficiency or guaranteed output stability. The research records missing calibrated light measurements, conflicting weight information and an unverified water-resistance rating."}],"section_id":"kl-limits","section_type":"limitations"},{"heading":"Keep the generation explicit","paragraphs":[{"claim_ids":["kl-model","kl-wifi","kl-floor-limit"],"kind":"factual","paragraph_id":"kl-p-identity","text":"The certification record names model 20GAK9902. These conclusions refer to that hardware identity. Verify the model on the supplied unit before applying the package's mounting and wireless conclusions to a listing described simply as Key Light."}],"section_id":"kl-identity","section_type":"verdict"}],"title":"Elgato Key Light MK.2: desk lighting with wireless controls"},"comparisons":[],"compatibility":[],"cost_inputs":[],"decision_steps":[],"evidence_revision_id":"research_evidence_revision_3e58820c6d394588b0c2534721ddcd4e","faq":[{"answer":"The reviewer recommends it primarily for frequent streaming and photography. For occasional calls, weigh whether its desk mounting and wireless adjustment workflow are useful to you; the evidence does not establish that every caller needs this product.","claim_ids":["kl-fit","kl-control","kl-floor-limit"],"faq_id":"kl-faq-fit","intent":"pre_purchase","question":"Is it suited to occasional video calls?","source_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"answer":"The accepted review documents Windows and macOS versions of Control Center. Adjustment uses Wi-Fi; the panel's physical switch is not a brightness control. Specific current operating-system version requirements were not established by an accepted manufacturer snapshot.","claim_ids":["kl-platform","kl-control","kl-local-limit"],"faq_id":"kl-faq-platform","intent":"compatibility","question":"Can Windows and macOS control it?","source_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"answer":"The cited review says floor placement requires an additional base. Plan the purchase around desk mounting unless you have separately verified a suitable floor mounting arrangement.","claim_ids":["kl-floor-limit"],"faq_id":"kl-faq-floor","intent":"setup","question":"Can the included mounting equipment stand on the floor?","source_ids":["source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"answer":"cotolia reports that the physical switch controls power only. Brightness adjustment requires the app or Stream Deck, so a preference for local manual dimming is a reason to reconsider this control approach.","claim_ids":["kl-local-limit"],"faq_id":"kl-faq-local","intent":"operation","question":"Can I dim it directly on the panel?","source_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"]},{"answer":"No. The accepted maximum power figure is a reported specification of 45 W. The heat statements are reviewer impressions, not calibrated temperature measurements. Actual consumption at a given setting and output stability remain unverified.","claim_ids":["kl-power","kl-heat","kl-warm-session"],"faq_id":"kl-faq-tested","intent":"limitation","question":"Are the heat and power figures laboratory results?","source_ids":["source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"]}],"measurements":[],"pull_quotes":[],"rivals":[],"seller_claims":[],"usage_scenarios":[{"assessment":"suitable","claim_ids":["kl-fit","kl-light-range","kl-control"],"gap_reason":null,"limitations":["Wireless control is part of the workflow; local brightness adjustment is unavailable."],"scenario_id":"kl-creator","situation":"You regularly stream or photograph products and want to adjust white lighting from your workstation.","title":"Frequent desk content creation"},{"assessment":"unsuitable","claim_ids":["kl-floor-limit"],"gap_reason":null,"limitations":["A separate floor base is required."],"scenario_id":"kl-floor","situation":"You need to place the light away from a desk using only the supplied mounting equipment.","title":"Floor-mounted lighting"},{"assessment":"unsuitable","claim_ids":["kl-local-limit"],"gap_reason":null,"limitations":["The panel's switch controls power only."],"scenario_id":"kl-manual","situation":"You want to change brightness directly on the panel without opening an app or using Stream Deck.","title":"Hands-on brightness control"}]}},"source_research_legacy_view":{"analyses":[{"analysis_id":"kl-answer","analysis_type":"buyer_fit","claim_ids":["kl-fit","kl-light-range","kl-control","kl-floor-limit","kl-local-limit","kl-heat","kl-warm-session"],"confidence":0.85,"method":"Synthesize verified buyer-fit, lighting, control and limitation claims; distinguish reported impressions from measurements.","summary":"Elgato Key Light MK.2 suits creators who regularly stream or photograph products at a desk and want adjustable white lighting through Control Center. Its appeal depends on accepting wireless control and desk mounting: floor placement needs an additional base, and the panel has no local brightness adjustment. Reviewers describe little perceptible heat, but calibrated lighting and stability measurements remain unavailable.","title":"Who should buy it?"},{"analysis_id":"kl-placement","analysis_type":"compatibility","claim_ids":["kl-size-width","kl-size-height","kl-size-depth","kl-floor-limit"],"confidence":0.9,"method":"Apply verified dimensions and mounting limitations to the placement decision.","summary":"The cited panel dimensions are 350 × 250 × 35 mm. Check the intended desk position and viewing angle before choosing it. The included mounting approach is for a desk; moving the light to the floor requires a separate base.","title":"Plan the mounting position"},{"analysis_id":"kl-control-analysis","analysis_type":"compatibility","claim_ids":["kl-control","kl-platform","kl-wifi","kl-local-limit"],"confidence":0.9,"method":"Combine verified software, wireless and local-control claims without extending operating-system version support.","summary":"Control Center adjusts the light over Wi-Fi, with Windows and macOS documented by the review. The retailer lists dual-band wireless support. Wireless operation is part of the purchase decision because the panel's own switch does not adjust brightness.","title":"Choose the control workflow"},{"analysis_id":"kl-thermal","analysis_type":"buyer_fit","claim_ids":["kl-warm-session","kl-heat","kl-power"],"confidence":0.8,"method":"Separate the rated maximum power from subjective heat observations and researched measurement gaps.","summary":"The Spanish review reports a cool panel after prolonged use, and cotolia also describes little perceptible heat. These are reviewer impressions rather than controlled thermal measurements. The cited maximum power is 45 W; actual consumption at a selected brightness and long-term output stability are not established.","title":"Separate impressions from measurements"},{"analysis_id":"kl-generation","analysis_type":"compatibility","claim_ids":["kl-model"],"confidence":0.95,"method":"Use the exact model named by the certification record to bound the conclusions.","summary":"The Wi-Fi Alliance certificate names model 20GAK9902. Keep that model identity attached to these conclusions: Key Light names can appear across generations, and the available evidence does not justify transferring this package to another hardware revision.","title":"Verify the hardware model"}],"archetype":"performance","article":{"sections":[{"heading":"Start with the buyer fit","paragraphs":[{"claim_ids":["kl-fit","kl-light-range","kl-control"],"paragraph_id":"kl-p-overview","text":"Key Light MK.2 is a candidate for frequent streaming and product photography at a desk. The accepted review evidence describes dimmable white light with adjustable warmth. Choose it for that workflow after considering how you will mount and control it; the evidence does not establish a universal best light."}],"section_id":"kl-overview"},{"heading":"Check placement before purchase","paragraphs":[{"claim_ids":["kl-size-width","kl-size-height","kl-size-depth","kl-floor-limit"],"paragraph_id":"kl-p-mounting","text":"The supported panel dimensions are 350 × 250 × 35 mm. Use those figures to plan the panel's position rather than relying on the product name alone. The included mounting system is intended for desk placement; floor use needs an additional base."}],"section_id":"kl-mounting"},{"heading":"Accept the wireless control requirement","paragraphs":[{"claim_ids":["kl-control","kl-platform","kl-wifi","kl-local-limit"],"paragraph_id":"kl-p-connectivity","text":"The accepted evidence identifies Control Center over Wi-Fi and documents Windows and macOS use. The retailer also lists dual-band wireless support. The panel has no brightness adjustment on its physical switch, so the app or Stream Deck belongs in your operating plan."}],"section_id":"kl-connectivity"},{"heading":"Read the evidence limits","paragraphs":[{"claim_ids":["kl-power","kl-heat","kl-warm-session"],"paragraph_id":"kl-p-limits","text":"Maximum power is reported as 45 W. Reviewers describe little perceptible heat during use, but that does not establish a measured temperature, electrical efficiency or guaranteed output stability. The research records missing calibrated light measurements, conflicting weight information and an unverified water-resistance rating."}],"section_id":"kl-limits"},{"heading":"Keep the generation explicit","paragraphs":[{"claim_ids":["kl-model","kl-wifi","kl-floor-limit"],"paragraph_id":"kl-p-identity","text":"The certification record names model 20GAK9902. These conclusions refer to that hardware identity. Verify the model on the supplied unit before applying the package's mounting and wireless conclusions to a listing described simply as Key Light."}],"section_id":"kl-identity"}],"title":"Elgato Key Light MK.2: desk lighting with wireless controls"},"attestation":{"evidence_edges_traceable":true,"gaps_not_invented":true,"identity_not_mutated":true,"public_sources_only":true},"claims":[{"calculation_method":null,"claim_id":"kl-size-width","confidence":0.9,"evidence_snippet":"unas dimensiones de 350 x 250 x 35 mm","method":"observed","predicate":"product.dimensions.width","region":null,"stance":"positive","status":"asserted","topic":"mounting_and_desk_fit","value":{"kind":"number","unit":"mm","value":350}},{"calculation_method":null,"claim_id":"kl-size-height","confidence":0.9,"evidence_snippet":"350 × 250 × 35 mm","method":"observed","predicate":"product.dimensions.height","region":null,"stance":"positive","status":"asserted","topic":"mounting_and_desk_fit","value":{"kind":"number","unit":"mm","value":250}},{"calculation_method":null,"claim_id":"kl-size-depth","confidence":0.9,"evidence_snippet":"unas dimensiones de 350 x 250 x 35 mm","method":"observed","predicate":"product.dimensions.depth","region":null,"stance":"positive","status":"asserted","topic":"mounting_and_desk_fit","value":{"kind":"number","unit":"mm","value":35}},{"calculation_method":null,"claim_id":"kl-power","confidence":0.9,"evidence_snippet":"Todo ello con un consumo máximo de 45 W","method":"observed","predicate":"product.power","region":null,"stance":"positive","status":"asserted","topic":"efficiency","value":{"kind":"number","unit":"W","value":45}},{"calculation_method":null,"claim_id":"kl-warm-session","confidence":0.7,"evidence_snippet":"el panel se mantiene frío incluso tras varias horas de uso continuo","method":"observed","predicate":"product.use_case","region":null,"stance":"positive","status":"asserted","topic":"sustained_performance","value":{"kind":"string","unit":null,"value":"The reviewer reports that the panel stays cool after hours of use; no calibrated thermal or output stability measurement is supplied."}},{"calculation_method":null,"claim_id":"kl-floor-limit","confidence":0.9,"evidence_snippet":"si quieres colocar la luz en el suelo necesitarás adquirir una base adicional","method":"observed","predicate":"product.limitation","region":null,"stance":"negative","status":"asserted","topic":"limitations","value":{"kind":"string","unit":null,"value":"Floor placement requires an additional base; the included system is intended for desk mounting."}},{"calculation_method":null,"claim_id":"kl-fit","confidence":0.7,"evidence_snippet":"配信や撮影を日常的にする人にとっては投資に見合う、ちゃんと”差”のつくアイテムだと思います！","method":"observed","predicate":"product.buyer_fit","region":null,"stance":"positive","status":"asserted","topic":"buyer_fit","value":{"kind":"string","unit":null,"value":"The reviewer recommends it for frequent streaming and photography rather than occasional video meetings."}},{"calculation_method":null,"claim_id":"kl-control","confidence":0.9,"evidence_snippet":"El resto de ajustes se realizan de forma inalámbrica a través de Wi-Fi y la aplicación Control Center","method":"observed","predicate":"product.interface","region":null,"stance":"positive","status":"asserted","topic":"wireless_control_and_setup","value":{"kind":"string","unit":null,"value":"Control Center over Wi-Fi"}},{"calculation_method":null,"claim_id":"kl-platform","confidence":0.9,"evidence_snippet":"Windows / macOS（デスクトップ版）","method":"observed","predicate":"product.compatibility","region":null,"stance":"positive","status":"asserted","topic":"platform_compatibility","value":{"kind":"string","unit":null,"value":"Windows / macOS"}},{"calculation_method":null,"claim_id":"kl-model","confidence":0.95,"evidence_snippet":"Model Number 20GAK9902","method":"observed","predicate":"product.model","region":null,"stance":"positive","status":"asserted","topic":"model_generation_identity","value":{"kind":"string","unit":null,"value":"20GAK9902"}},{"calculation_method":null,"claim_id":"kl-wifi","confidence":0.9,"evidence_snippet":"WiFi, 2.4 GHz / 5 GHz, 802.11 a/b/g/n","method":"observed","predicate":"product.wireless_standard","region":null,"stance":"positive","status":"asserted","topic":"wireless_control_and_setup","value":{"kind":"string","unit":null,"value":"WiFi, 2.4 GHz / 5 GHz, 802.11 a/b/g/n"}},{"calculation_method":null,"claim_id":"kl-light-range","confidence":0.9,"evidence_snippet":"alcanza los 2800 lúmenes de brillo y permite regular la temperatura de color entre 2900K y 7000K","method":"observed","predicate":"product.use_case","region":null,"stance":"positive","status":"asserted","topic":"brightness_and_color_range","value":{"kind":"string","unit":null,"value":"The review describes dimmable white lighting with adjustable warm-to-cool color temperature."}},{"calculation_method":null,"claim_id":"kl-local-limit","confidence":0.85,"evidence_snippet":"本体スイッチは電源のみ","method":"observed","predicate":"product.limitation","region":null,"stance":"negative","status":"asserted","topic":"limitations","value":{"kind":"string","unit":null,"value":"The reviewer notes that the panel's physical switch controls power only; brightness adjustment requires the app or Stream Deck."}},{"calculation_method":null,"claim_id":"kl-heat","confidence":0.7,"evidence_snippet":"発熱もほぼ感じない","method":"observed","predicate":"product.risk","region":null,"stance":"positive","status":"asserted","topic":"sustained_performance","value":{"kind":"string","unit":null,"value":"cotolia reports little perceptible panel heat during use; this is a subjective observation, not a temperature measurement or safety guarantee."}}],"comparisons":[],"compatibility":[],"completed_at":"2026-10-02T12:09:23.989Z","cost_inputs":[],"decision_steps":[],"events":[],"evidence_edges":[{"claim_id":"kl-size-width","evidence_locator_id":"kl-loc-width","relation":"supports"},{"claim_id":"kl-size-height","evidence_locator_id":"kl-loc-height","relation":"supports"},{"claim_id":"kl-size-depth","evidence_locator_id":"kl-loc-width","relation":"supports"},{"claim_id":"kl-power","evidence_locator_id":"kl-loc-power","relation":"supports"},{"claim_id":"kl-warm-session","evidence_locator_id":"kl-loc-session","relation":"supports"},{"claim_id":"kl-floor-limit","evidence_locator_id":"kl-loc-floor","relation":"supports"},{"claim_id":"kl-fit","evidence_locator_id":"kl-loc-fit","relation":"supports"},{"claim_id":"kl-control","evidence_locator_id":"kl-loc-control","relation":"supports"},{"claim_id":"kl-platform","evidence_locator_id":"kl-loc-platform","relation":"supports"},{"claim_id":"kl-model","evidence_locator_id":"kl-loc-model","relation":"supports"},{"claim_id":"kl-wifi","evidence_locator_id":"kl-loc-wifi","relation":"supports"},{"claim_id":"kl-light-range","evidence_locator_id":"kl-loc-light","relation":"supports"},{"claim_id":"kl-local-limit","evidence_locator_id":"kl-loc-local","relation":"supports"},{"claim_id":"kl-heat","evidence_locator_id":"kl-loc-heat","relation":"supports"}],"evidence_locators":[{"evidence_locator_id":"kl-loc-width","locator":"Principales características","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-height","locator":"仕様とスペック","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-power","locator":"Principales características","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-session","locator":"Rendimiento","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-floor","locator":"Diseño y construcción","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-fit","locator":"導入コストがやや高い","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-control","locator":"Conectividad y control","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-platform","locator":"設定アプリ「Control Center」","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-model","locator":"Product Info, page 1","locator_type":"page","source_revision_id":"source_snapshot_cf49e52730478e48014856720866d088e86eaf09e45925b283aadc7ba5bd2e7c"},{"evidence_locator_id":"kl-loc-wifi","locator":"Snabbfakta / Anslutning/Gränssnitt","locator_type":"section","source_revision_id":"source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1"},{"evidence_locator_id":"kl-loc-light","locator":"Principales características","locator_type":"section","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"},{"evidence_locator_id":"kl-loc-local","locator":"本体から明るさを調整できない","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"},{"evidence_locator_id":"kl-loc-heat","locator":"省スペースでレイアウトも柔軟に","locator_type":"section","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"}],"fact_registry_version":"fact-registry-v1","faq":[{"answer":"The reviewer recommends it primarily for frequent streaming and photography. For occasional calls, weigh whether its desk mounting and wireless adjustment workflow are useful to you; the evidence does not establish that every caller needs this product.","claim_ids":["kl-fit","kl-control","kl-floor-limit"],"faq_id":"kl-faq-fit","question":"Is it suited to occasional video calls?","source_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"answer":"The accepted review documents Windows and macOS versions of Control Center. Adjustment uses Wi-Fi; the panel's physical switch is not a brightness control. Specific current operating-system version requirements were not established by an accepted manufacturer snapshot.","claim_ids":["kl-platform","kl-control","kl-local-limit"],"faq_id":"kl-faq-platform","question":"Can Windows and macOS control it?","source_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"answer":"The cited review says floor placement requires an additional base. Plan the purchase around desk mounting unless you have separately verified a suitable floor mounting arrangement.","claim_ids":["kl-floor-limit"],"faq_id":"kl-faq-floor","question":"Can the included mounting equipment stand on the floor?","source_ids":["source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"answer":"cotolia reports that the physical switch controls power only. Brightness adjustment requires the app or Stream Deck, so a preference for local manual dimming is a reason to reconsider this control approach.","claim_ids":["kl-local-limit"],"faq_id":"kl-faq-local","question":"Can I dim it directly on the panel?","source_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"]},{"answer":"No. The accepted maximum power figure is a reported specification of 45 W. The heat statements are reviewer impressions, not calibrated temperature measurements. Actual consumption at a given setting and output stability remain unverified.","claim_ids":["kl-power","kl-heat","kl-warm-session"],"faq_id":"kl-faq-tested","question":"Are the heat and power figures laboratory results?","source_ids":["source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932"]}],"gaps":[{"gap_id":"kl-gap-maker","predicate":"source.manufacturer","reason":"not_public","searched_source_revision_ids":[]},{"gap_id":"kl-gap-lab","predicate":"topic:measured_performance","reason":"not_found","searched_source_revision_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b"]},{"gap_id":"kl-gap-weight","predicate":"product.weight","reason":"conflicting","searched_source_revision_ids":["source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1"]},{"gap_id":"kl-gap-water","predicate":"product.water_resistance","reason":"not_found","searched_source_revision_ids":["source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1"]}],"measurements":[],"product_id":"productv3_11cf00753e754fe7b4a3297d772ebd58","protected_identity":{"externalIdentityKind":"asin","marketplaceId":"amazon_us","normalizedExternalProductId":"B07L755X9G"},"pull_quotes":[],"schema_version":"product-research-package-v5","seller_claims":[],"sources":[{"canonical_url":"https://cotonohablog.com/elgato-keylight-mk2/","observed_at":"2026-10-02T11:58:00Z","publisher":"cotolia","retrieved_at":"2026-10-02T11:58:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_ea6283469a376b80560bc5d9f55e88f3dfde3a83f3cbc21bbdc025e9a3f9f932","source_type":"independent_review","title":"Elgato KEY LIGHT MK.2 review"},{"canonical_url":"https://www.zonammorpg.com/2025/09/09/resena-de-elgato-key-light-mk-2-eleva-tu-contenido-al-siguiente-nivel/","observed_at":"2026-10-02T11:58:00Z","publisher":"Zona MMORPG","retrieved_at":"2026-10-02T11:58:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_2dd12fcf0906b6816f1e06b1a0337d1bfdd400162c5fe0a8572849b83a302d4b","source_type":"independent_review","title":"Reseña de Elgato Key Light MK.2"},{"canonical_url":"https://www.inet.se/produkt/2214401/elgato-key-light-mk-2","observed_at":"2026-10-02T12:00:00Z","publisher":"Inet","retrieved_at":"2026-10-02T12:00:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_7795b01b945ea98ea1bb565f9c4b9c95c022b5fb7d0dcbeaf8c78ff43c0596b1","source_type":"retailer","title":"Elgato Key Light MK.2"},{"canonical_url":"https://api.cert.wi-fi.org/api/certificate/download/public?variantId=119530","observed_at":"2026-10-02T12:00:00Z","publisher":"Wi-Fi Alliance","retrieved_at":"2026-10-02T12:00:00Z","rights_context":"editorial_reference","source_revision_id":"source_snapshot_cf49e52730478e48014856720866d088e86eaf09e45925b283aadc7ba5bd2e7c","source_type":"other","title":"Wi-Fi CERTIFIED Certificate WFA123219: Key Light MK.2 20GAK9902"}],"usage_scenarios":[{"assessment":"suitable","claim_ids":["kl-fit","kl-light-range","kl-control"],"gap_reason":null,"limitations":["Wireless control is part of the workflow; local brightness adjustment is unavailable."],"scenario_id":"kl-creator","situation":"You regularly stream or photograph products and want to adjust white lighting from your workstation.","title":"Frequent desk content creation"},{"assessment":"unsuitable","claim_ids":["kl-floor-limit"],"gap_reason":null,"limitations":["A separate floor base is required."],"scenario_id":"kl-floor","situation":"You need to place the light away from a desk using only the supplied mounting equipment.","title":"Floor-mounted lighting"},{"assessment":"unsuitable","claim_ids":["kl-local-limit"],"gap_reason":null,"limitations":["The panel's switch controls power only."],"scenario_id":"kl-manual","situation":"You want to change brightness directly on the panel without opening an app or using Stream Deck.","title":"Hands-on brightness control"}]},"source_schema_version":"product-research-package-v6","sources":[{"number":1,"publisher":"cotolia","title":"Elgato KEY LIGHT MK.2 review","url":"https://cotonohablog.com/elgato-keylight-mk2/"},{"number":2,"publisher":"Zona MMORPG","title":"Reseña de Elgato Key Light MK.2","url":"https://www.zonammorpg.com/2025/09/09/resena-de-elgato-key-light-mk-2-eleva-tu-contenido-al-siguiente-nivel/"},{"number":3,"publisher":"Inet","title":"Elgato Key Light MK.2","url":"https://www.inet.se/produkt/2214401/elgato-key-light-mk-2"},{"number":4,"publisher":"Wi-Fi Alliance","title":"Wi-Fi CERTIFIED Certificate WFA123219: Key Light MK.2 20GAK9902","url":"https://api.cert.wi-fi.org/api/certificate/download/public?variantId=119530"}]}