Features 1、【Optimal Brightness and Coverage】Our book light features nine premium LED beads, offering a bright yet soothing glow that effectively safeguards your eyes. The 90-degree adjustable head in up and down/left to right, and body ensure you get the right light coverage from any angle, enhancing your nighttime reading experience! 2、【3 Adjustable Color /u0026amp; 5 Brightness】Our reading light offers 3 color temperature modes: warm orange (1600K), mixed (4200K), and pure white (6000K). Each mode has 5 brightness levels, allowing you to customize the perfect ambiance for your reading sessions. 3、【Eye-Safe Reading Light】The flicker-free, shadowless, and non-glaring light provides a gentle and natural ambiance that/u0027s easy on your eyes even after extended usage. 4、【Thoughtful Timing Modes】With the long press of the power button (open the lbook light first), you can activate the unique 30-minute (green light) or 60-minute (blue light) timer modes. This energy-saving feature not only ensures peaceful sleep but also extends battery life. 5、【USB Rechargeable /u0026amp; Convenient】Featuring a built-in 500mAh rechargeable battery with 8-80 hours of continuous illumination time, this lamp is convenient to charge. Just open the bottom cover to plug it into power sources like computers or USB sockets - no extra charging cable required! 6、【Compact Design /u0026amp; Versatile Usage】Weighing just 1.8oz, this robust yet lightweight lamp is perfect for hands-free reading or working in bed, traveling, camping, and more. Its portable size, power indicator, and long-lasting battery make it an ideal companion for all your reading needs. Specification Features: 【Optimal Brightness and Coverage】Our book light features nine premium LED beads, offering a bright yet soothing glow that effectively safeguards your eyes. The 90-degree adjustable head in up and down/left to right, and body ensure you get the right light coverage from any angle, enhancing your nighttime reading experience! 【3 Adjustable Color & 5 Brightness】Our reading light offers 3 color temperature modes: warm orange (1600K), mixed (4200K), and pure white (6000K). Each mode has 5 brightness levels, allowing you to customize the perfect ambiance for your reading sessions. 【Eye-Safe Reading Light】The flicker-free, shadowless, and non-glaring light provides a gentle and natural ambiance that's easy on your eyes even after extended usage. 【Thoughtful Timing Modes】With the long press of the power button (open the lbook light first), you can activate the unique 30-minute (green light) or 60-minute (blue light) timer modes. This energy-saving feature not only ensures peaceful sleep but also extends battery life. 【USB Rechargeable & Convenient】Featuring a built-in 500mAh rechargeable battery with 8-80 hours of continuous illumination time, this lamp is convenient to charge. Just open the bottom cover to plug it into power sources like computers or USB sockets - no extra charging cable required! 【Compact Design & Versatile Usage】Weighing just 1.8oz, this robust yet lightweight lamp is perfect for hands-free reading or working in bed, traveling, camping, and more. Its portable size, power indicator, and long-lasting battery make it an ideal companion for all your reading needs. Specifications: Model: CS-X18-B Color: White, Black, Blue (Optional) Material: ABS+PC+Metal Plate Size: 46x29.5x20.5cm Weight: 44g/1.5oz Light Source: 9LED Power: 0.6W Charging Parameters: 5V/1A Max Color Temperature: 1600k-6000k (1600K orange light; 6000K white light; 4200K mixed light) Brightness: 5 levels Color Temperature: 3 levels Battery Capacity: 500mah, 5V Working Time: 8-80hours Charging Time: 2.5~3.5hours Package Size: 52g/1.8oz Package Weight: 11x5.5x1.8cm/4.3x2.1x0.7in Package List: 1 x Book Light Clamp 1 x User Manual Package List 1 x Book Light Clamp 1 x User Manual