Fangrui Product Details 6 Brightness Dimmable - This book light has 5 modes: The is a warm book light for reading in bed at night. Amber mode filters 99.9% blue light to protect your eyes and reduce your eye strain. It is bright enough to illuminate both pages, while it is dim enough not to disturb your sleeping partner. Flexible Design Illuminate the Full Pages - It is flexible enough for all book sizes. You can adjust the angles freely to get comfortable lighting and for a better light coverage on books. USB Rechargeable Long Lasting for 80and Standard - USB rechargeable and directly lug it into your laptop, power bank, adapter, car charger, or USB outlet for recharging, no additional cables needed. The booklight was built-in 700 mAh battery provides 8 hours reading time in the highest setting, and up to 80 reading time in the lowest setting. There are 4 battery power indicator and you can tell how much power left at any time. Portable - The small book light Its so you barely notice you have it clipped to your book. It also Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store