BenQ ScreenBar Plus e-Reading LED Task Lamp Auto Dimming with Desktop Dial

e-Reading LED Task Lamp | BenQ ScreenBar Plus Auto dimming by built-in ambient light sensor Specially designed clip makes the attachment onto monitors Zero reflective glare off the screen   Main Specifications Light source‎ Dual color LED‎ Color Rendering Index‎ 2700K:Ra 82;6500K: Ra 87 Illuminance‎ 1000  Lux in the center (height 45cm) Luminous Flux‎ 2700K : 300lm ; 6500K : 320lm Color Temperature‎ 2700~6500K ‎ LED Panels Life Time 50,000 hours Power Input‎ 5V , 1A USB port‎ Power Consumption 5W (max.)‎ Materials‎ Aluminium alloy, PC / ABS Dimension‎ Lamp: 45cm x 9.0cm x 9.2cm‎ Controller: 7.4cm x 7.4cm x 3.3cm Net Weight‎ 0.68 kg‎ All Specifications Lighting Light source‎ Dual color LED‎ Color Rendering Index‎ 2700K:Ra 82;6500K: Ra 87 Illuminance‎ 1000  Lux in the center (height 45cm) Luminous Flux‎ 2700K : 300lm ; 6500K : 320lm Color Temperature‎ 2700~6500K ‎ LED Panels Life Time 50,000 hours Power Input‎ 5V , 1