
【Warm Light to Protect Your Eyes】: With 3 adjustable brightness levels - 3000k, 4500k and 5500k, just short press to control the brightness, the book light has soft light, will protect your eyes from strong light, perfect for reading books and e-books in bed. 【Portable, Lightweight, Beautiful】: Very compact and lightweight, it weighs only 30.5g. It weighs like a spoon and is easy to carry. This fantastic light is so portable that you can take it with you. This reading light can also be used as a bookmark so you never lose a page. 【USB Rechargeable & Portable Light】: The clip light simply plugs into the USB port of any charger, such as a PC, USB power adapter, power bank, etc. It takes about 40 minutes to reach full power and can be used continuously for 2-3 hours. 【Flexible & Detachable Terminal】: The flexible gooseneck allows you to adjust the light for maximum comfort. The light can be used as a bookmark when the clip is removed. It can be attached to books of all shapes and sizes.