About this item FLEXIBLE BOOK LIGHT HEAD - The LED book light head can be rotated 90 degrees counterclockwise, 180 degrees clockwise, and 45 degrees down. The 350-degree flexible stand bends to any angle to enhance your viewing experience, making it ideal for your lighting orientation needs. USB Rechargeable Reading Light - The built-in 200mAh rechargeable lithium battery can be charged through any standard USB interface: computer, power bank, adapter, car charger, or USB socket. No cables are needed, making it simple and convenient. A full charge takes 1.5 hours and provides 8 hours of light. 3 Brightness Level Clamp Bands = On/Off -- 25 Lumens, Warm White 3000K, Natural White 4300K, White Cold 8000K. Use the manual switch to turn the book light on/off and adjust the brightness between 10% and 100%. This feature is good for eye protection and creates a private reading environment without disturbing others. LIGHTWEIGHT AND PORTABLE READING LAMP - This slim and lightweight reading lamp is perfect for clipping onto books while reading at night; it folds completely flat and is portable and pocket-friendly for bedtime or travel reading. It can also function as a bookmark. The perfect LED reading light for paperbacks, magazines, bedtime stories, newspapers, and more.