1、3 Colors and Custom Brightness: This book light offers 3 color modes, amber (2800K), nature (4500K), and cool (6000K). Press the up key to adjust the switch and color temperature, and press the key to adjust the 4 brightness levels. 2、Compact and Portable: This LED light features a compact size and lightweight design, clip on and foldable, making it easy for you to use and carry, suitable for home, dormitory, travel, and other scenarios. 3、Battery Powered: This reading light has a built in 500mAh rechargeable battery with a working time of up to 80h. With a USB interface for easy charging anytime, anywhere, and a bright blue light when fully charged. 4、Flexible Angle Adjustment: This folding book light supports offers angle adjustment, allowing you to adjust to the appropriate angle according to your needs, providing comfortable lighting for your reading. 5、Wide Application: This LED folding light features 5pcs 2835 dual color beads (3pcs warm color and 2pcs cool white), suitable for daily reading, maintenance tasks, jewelry inspections, and other lighting scenarios. Item Type: LED Book Light Light Color: Amber (2800K), Nature (4500K), Cool (6000K) Number of LED Beads: 5pcs 2835 Dual Color Beads (3pcs Warm White + 2pcs Cool White) RA: ≥95 Charging Time: 3H Working Time: 10-80H Battery: 1 x 500mAh Rechargeable Battery (Built in) Power: 1W 1 x Book Light 1 x User Manual