[3-Color Lights & Multi-level Brightness] Color control button on each side for switching the light color to Warm,White and Cool White. Adjust the brightness arbitrarily by long press the power button.(Brightness：1800K-6000K)
[Built-in Rechargeable USB] Built-in USB interface can be connected to your laptops, power banks or plugs directly without extra charging cables.Up to 10 hours use by once fully charged.
[Advanced LED] No eye strain for both kids and adults Non-flickering and blue light filter design.
