{"niche":"哪些是市面上最节能的LED台灯？","description":"What are the most energy-efficient LED desk lamps available?","products":[{"brand":"BenQ","model":"e-Reading LED Swing Arm Desk Lamp (W1700)","price_gbp":224.15,"origin_country":null,"specs":{"lumens":null,"stand_height":"17.7","adjustability":"Yes","dimming_function":"Yes (23 levels + auto-dimming)","color_temperature":"2700-5700","power_consumption":"18"},"confidence_score":null,"summary":"Wide curved head provides even illumination across large desks with adjustable color temperature and brightness, built-in ambient light sensor for auto-dimming, and a fully adjustable swing arm. Suited for readers, students, designers, and home-office users who need wide, eye-care lighting.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"BenQ Store","url":"https://www.benq.com/en-us/lighting/e-reading-desk-lamp/e-reading.html","currency":"USD","source_country":"US","price":299.99,"price_gbp":224.15,"scraped_at":"2026-06-07T09:39:24.197705"},{"label":"LightsDaddy","url":"https://lightsdaddy.com/products/benq-wit-e-reading-desk-lamp-dimmable-13-colour-modes-adjustable-arm-swing-arm-matte-silver","currency":"USD","source_country":"US","price":320.58,"price_gbp":239.54,"scraped_at":"2026-06-07T09:39:27.781396"}]},{"brand":"Humanscale","model":"Nova Desk Light (Nova Task Light)","price_gbp":371.36,"origin_country":null,"specs":{"lumens":"440","adjustability":"Yes","dimming_function":"Yes (14% - 100%)","color_temperature":"[3000, 4000]","power_consumption":"7"},"confidence_score":null,"summary":"The Humanscale Nova Task Light is a high-performance LED task lamp with glare-free light guide optics, high CRI, occupancy sensor, one-touch dimming, and extensive adjustability. It suits professionals who need accurate color rendering and flexible positioning for tasks or video calls.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Relax The Back","url":"https://relaxtheback.com/products/nova-adjustable-desk-lamp","currency":"USD","source_country":"US","price":497.0,"price_gbp":371.36,"scraped_at":"2026-06-07T09:39:42.018416"},{"label":"Office Relief","url":"https://officerelief.com/humanscale-nova-task-light-with-desk-base-black/","currency":"USD","source_country":"US","price":730.0,"price_gbp":545.46,"scraped_at":"2026-06-07T09:39:45.597646"}]},{"brand":"BenQ","model":"ScreenBar Plus e-Reading LED Monitor Light (ScreenBar Plus)","price_gbp":96.39,"origin_country":null,"specs":{"lumens":null,"stand_height":null,"adjustability":"No","dimming_function":"Yes (15 brightness levels + auto-dimming)","color_temperature":"2700-6500","power_consumption":"5"},"confidence_score":null,"summary":"A USB-powered monitor light bar that clips to the top of a monitor, offers asymmetrical glare-free illumination, 8 color temperatures and a desktop dial with auto-dimming for 500 lux desk lighting. Suits users who want desk-saving, eye-care-focused lighting for reading or focused computer work.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"BenQ Store","url":"https://www.benq.com/en-us/lighting/monitor-light/screenbar-plus.html","currency":"USD","source_country":"US","price":129.0,"price_gbp":96.39,"scraped_at":"2026-06-07T09:39:59.832937"},{"label":"Newegg","url":"https://www.newegg.com/p/0ZK-0013-000U1?item=9SIBKJJKAD5961","currency":"USD","source_country":"US","price":129.99,"price_gbp":97.13,"scraped_at":"2026-06-07T09:40:03.519949"}]},{"brand":"BenQ","model":"ScreenBar Halo Monitor Light (ScreenBar Halo)","price_gbp":133.75,"origin_country":null,"specs":{"lumens":null,"stand_height":null,"adjustability":null,"dimming_function":"Stepless 0-100% brightness, auto-dimming to 500 lux","color_temperature":"2700-6500K","power_consumption":"6.5W"},"confidence_score":null,"summary":"Dual-mode monitor light with front and immersive back lighting, wireless controller, auto-dimming and stepless color temperature control (2700-6500K). Suited for users who want glare-free desk illumination and reduced eye strain while working at a monitor.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"B&H Photo Video","url":"https://www.bhphotovideo.com/c/product/1627367-REG/benq_9h_l3a1_b0g_screenbar_halo_monitor_light.html","currency":"USD","source_country":"US","price":179.0,"price_gbp":133.75,"scraped_at":"2026-06-07T09:40:17.858107"},{"label":"Photofocus (links to retailers)","url":"https://photofocus.com/reviews/benq-screenbar-halo-review-you-probably-dont-think-about-monitor-lights-but-you-should/","currency":"USD","source_country":"US","price":179.0,"price_gbp":133.75,"scraped_at":"2026-06-07T09:40:21.334948"},{"label":"Fstoppers (mentions B&H price)","url":"https://fstoppers.com/reviews/benq-screenbar-halo-best-upgrade-can-make-under-180-658689","currency":"USD","source_country":"US","price":179.0,"price_gbp":133.75,"scraped_at":"2026-06-07T09:40:25.025319"}]},{"brand":"TaoTronics","model":"TaoTronics TT-DL19 Eye-Caring LED Desk Lamp","price_gbp":20.85,"origin_country":null,"specs":{"lumens":"400","stand_height":"17.5 in","adjustability":"Yes","dimming_function":true,"color_temperature":"3000-6000","power_consumption":"9"},"confidence_score":null,"summary":"Sleek aluminum LED desk lamp with 5 color temperature presets (3000-6000K), 5 brightness levels and touch controls. It includes a USB charging port, an adjustable arm and flicker-free lighting aimed at reducing eye strain, suitable for home offices and study desks.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Kooqie","url":"https://www.kooqie.com/en/p/taotronics-tt-dl19-led-desk-lamp-with-touch-control-usb-port-5-color-modes-5-brightness-levels-silver","currency":"USD","source_country":"US","price":27.9,"price_gbp":20.85,"scraped_at":"2026-06-07T09:41:01.068941"}]},{"brand":"Philips","model":"Hue Go Portable LED Table Lamp (Portable LED Hue Go)","price_gbp":67.24,"origin_country":null,"specs":{"lumens":"520","stand_height":"3-1/8 in","adjustability":null,"dimming_function":true,"color_temperature":"2000-6500","power_consumption":"6"},"confidence_score":null,"summary":"Portable, rechargeable smart lamp with white and color ambiance, integrated LED and battery, Bluetooth and Hue Bridge compatibility. Suited for ambient mood lighting indoors or outdoors and users who want a movable smart accent light.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Philips Hue Store","url":"https://www.philips-hue.com/en-us/p/hue-white-and-color-ambiance-hue-go-portable-table-lamp/046677576455","currency":"USD","source_country":"US","price":179.99,"price_gbp":134.49,"scraped_at":"2026-06-07T09:40:39.257082"},{"label":"Philips Hue Store (accent light listing)","url":"https://www.philips-hue.com/en-us/p/hue-white-and-color-ambiance-go-portable-accent-light/7602031U7","currency":"USD","source_country":"US","price":98.99,"price_gbp":73.97,"scraped_at":"2026-06-07T09:40:42.941960"},{"label":"Best Buy","url":"https://www.bestbuy.com/product/philips-hue-go-bluetooth-table-lamp-white-and-color-ambiance/J7GHXZXYQ7","currency":"USD","source_country":"US","price":89.99,"price_gbp":67.24,"scraped_at":"2026-06-07T09:40:46.732389"}]}]}