Features:
This book light has 3 modes: amber mode(1600K), soft mode(4200K) & natural mode(6000K). 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.
The clamp of the clip on light can open maximally 180°; The light head can be turned left, right and downside with angles of 90°, 90°, and 45° respectively. 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.
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 500 mAh battery provides 8 hours reading time in the highest setting, and up to 80 Hrs reading time in the lowest setting. There are 4 battery power indicator and you can tell how much power left at any time.
It's lightweight so you barely notice you have it clipped to your book. It also can free standing on a surface and and easily lights up workspace. it is small when folded and can be placed in a shirt or pants pocket, perfect for reading on an airplane and traveling.

Specifications:
Battery display: 25%, 50%, 75%, 100%
Light Source: 9LED
Power: 0.6W
Charging Parameters: 5V/1A Max
Color Temperature: 1600K, 4200K, 6000K
Battery Capacity: 500mah

Package include:
1* Reading Light