Eye protection reading lamp: reading lamp has no flicker, no shadow, no glare, no blue light, creating soft natural light, allowing you to read comfortably during hours, can be placed on a flat table or hung on a book. 9 LEDs and 3 brightness levels: The USB rechargeable clip-on light has 3 color temperatures and 3 brightness levels (mixed/warm/cool white), short press to adjust the brightness freely (20%-100%), easily adapting to different lighting situations and providing a comfortable reading experience. 360 FLEXIBLE GOOSENECK:The flexible gooseneck of this clip-on reading light allows you to bend 360 to the correct position you want, and the soft light won't disturb your sleeping partner at all. With non-slip padding at the bottom of the lamp holder, this bedside reading lamp is wide enough to clip onto books, laptops, beds and more. Long life rechargeable by USB: clip reading lamp has built-in 800mAh lithium battery, supports up to 12 hours lighting. 4 LED indicators show the remaining power of the reading light. When only one green LED indicator is on, it means it needs to be charged in time. The included micro USB charging cable can be connected to computer, PC, power bank, etc. Lightweight and Versatile: This rechargeable bed book reading light is small and lightweight, it won't damage the pages when attached to the book, and the foldable design makes it easy to carry anywhere, anytime. The usb led lamp is not only suitable for books, but also for desks, pianos, notebooks, cabinets, etc. Ideal for bedtime reading, working, sewing, traveling and camping, etc.