Donemore School Season USB Book Light for Reading in Bed, Clip-on LED Reading Lamps Portable Foldable Bookmark Lights for Kids, Book Lovers, for Eye Protection Features: 1. Versatile Lighting Options: This new model of the LED clip-on book light features three available colors and five adjustable brightness , allowing you to customize your reading experience according to your preference. 2. Extended Battery Life: With a long-lasting battery, this portable USB rechargeable lamp can provide lighting for up to 40 hours on the lowest brightness setting, ensuring uninterrupted reading sessions without the need for frequent recharging. 3. Eye Care Technology: Designed with your eye health in mind, this mini night light offers flicker-free and -free lighting, minimizing eye strain and fatigue during extended reading periods. 4. Convenient and Portable: The compact size and lightweight design of this clamp-on desk lamp easy to carry and use anywhere. Whether you are reading at home, traveling, or studying in a dimly lit library, this clip-on light provides reliable . 5. Exceptional Quality: Crafted with materials and advanced technology, this LED card book light ensures durability and . Enjoy bright and consistent lighting for years to come, enhancing your reading experience. Product Description: Colors: white, blue, Voltage: 3.7V Light Source：9LED Power：0.6W Charging Parameters：5V/1A Max Color Temperature：1600k-6000k Brightness：5 Color Temperature：3 Battery Capacity：500mah The product includes: 1 * USB book clip light and 1 * USB data cable Product Description: Colors: white, blue, Voltage: 3.7V Donemore School Season USB Book Light for Reading in Bed, Clip-on LED Reading Lamps Portable Foldable Bookmark Lights for Kids, Book Lovers, for Eye Protection Features: