Features:High efficiency leds,it can take care of eyes,it brings a soft and extremely stable non- flickering light.Can regulate the brightness and mode.An ideal light source for your dorm, and more.Stylish appearance and so lightweight which is so portable to be taken.It can use for reading,studying,working,in bedroom and more.Provides easy angle adjustment, and a foldable space saving design that is perfect for storage. Specification:Color:blue, pink, greenMaterial: ABS+PETSize: 350x100x75MMExternal input: DC5V/1APower: 3WWorking voltage: 3.7VWorking current: 100MA-180MABattery capacity: 1200MAH lithium batteryCharging time: 3.5-4 hoursColor temperature: red -620-625 2500mcdGreen -510-520 6000mcdBlue -460-465 2200mcdWhite-12000Package Included:1 x LED Reading Light 1 x USB Cable1 x ManualNotes:1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.