PORTABLE & ULTRA SLIM- The thickness is only 10mm which makes it portable. The illumination is perfectly even, super bright, and flicker-free
Both USB and Battery powered: Comes with a USB cable, easily power the light box from any Computer, Power Bank or USB Plug that connects directly into a wall outlet. Or it can be powered by 3*AA battery(Not included in packaging)
The light is 3 STEP adjustable,so you can set it to to your preference.Eyesight-protected Technology:Flicker-Free super bright eco-friendly Led.Touch sensor Switch Design , turn on/off and brightness control easily just by slight touch.