Gentos Lumilion DK-S101WHU LED Desk Light, USB Rechargeable, 270 Lumens, 2.5 Hours of Use, ANSI Compliant, White, Uses a Dedicated Rechargeable Batter

USB rechargeable, compact desk lamp with high color rendering (Ra90) LEDs

[USB rechargeable] Can be used while charging

[3-level dimming] Adjust brightness to three levels with the touch of a switch

[Charging indicator] Indicates charging status while charging

[Battery indicator] The battery indicator on the back of the unit flashes red to notify you before the battery runs out

Flexible arm allows for free adjustment of light direction and orientation Touch sensor switch Dimensions: Approx. 120mm W x 230mm D x 250mm H, Unit Weight: Approx. 360g Set contents/Accessories: Unit, micro USB cable (1m), built-in rechargeable battery Brightness: High/270 lumens, Mid/110 lumens, Low/40 lumens Usual operating time: High/2.5 hours, Mid/6 hours, Low/18.5 hours Charging time: Approx. 4 hours, Battery life: Approx. 500 charge/discharge cycles