Flexible and Durable ArmsThe bed reading lamp made of high quality silicone rubber, the book lamp has durable and flexible arms, you can easily choose the best angle according to your different needs. USB Rechargeable BatteryThe Reading Light in Bed Built-in 700mA lithium battery, Reading Light in Bed takes about 3 hours to fully charge and can last up to 6-8 hours with one high brightness, 10 hours with normal brightness. 3 different light colorsThe book lamp has 3 different colors (cool white, natural white and warm white) and you can choose the color at ease with light button, short press for color change, long press for adjustable brightness. PortableThe usb light weighs only 144g, it's foldable and takes little effort. space, it fits easily into your backpack or suitcase, convenient for are travels. Bright light for easy reading without disturbing your partner's sleep. Easy to useHang the reading lamp around your neck, enjoy your reading in a bunk bed or in the car or when hanging out. a night flight. Sweat resistant, perfect for use during your workout, for the barbecue or as a reading and sewing lamp.