3 Color Modes The bed reading light offers 3 color temperatures. Short press the button to choose 3 different color modes: White, Warm, Warm White. You can adjust the brightness from 100% to 10% by long pressing the button to adapt to different reading environments. Perfectly meets your different lighting needs for reading, working, or sleeping. Eye Protection Reading Lamp: The LED reading lamp uses glare-free and flicker-free LED lights. Enjoy your reading time without disturbing your partner or roommates. Provides you with great comfort and prevents eye fatigue. 360 Flexible Neck & Sturdy Clip The 360 flexible silicone gooseneck allows you to adjust the light to any angle you need, providing you with 360 all-round lighting. The non-slip clip design can securely attach the reading light to e-readers, Kindles, desks, computers, etc. USB Rechargeable Reading Light: With built-in 1000mAh rechargeable lithium battery and USB port, the LED reading light can be fully charged in just 2.5 hours and can be used continuously for 5 hours at high brightness and 12 hours at low brightness. This allows you to enjoy reading longer. Portable & Versatile It has a mini and very compact size and can be folded, making it very convenient to carry. In addition, this book clip is wide enough to be clipped on books, laptops, cribs, shelves, beds, etc. It is perfect for children reading in bed and office workers who need to stay up late.