【Seamless Brightness Control with Memory Function】Our book light offers precise control with preset brightness levels (10%, 50%, 100%) or smooth adjustment (10%-100%) and remembers your last preference. Enjoy a personalized reading light experience every time. | 【Eye-Friendly & 3 Color Temperatures】The reading light features a frosted lens that reduces glare by 70%, providing soft, comfortable lighting. Choose from three color temperatures (2700K, 4000K, 5000K) to suit your mood. Perfect for late-night reading without disturbing others. | 【USB-C Rechargeable for Extended Use】This book light clip on book reading light is USB-C rechargeable, offering up to 80 hours of use per charge (depending on brightness level). No more frequent recharging. It's ideal for avid readers. (USB-C cable included.) | 【Flexible & Portable Design】Weighing just 2.82 oz (80g), this reading lights for books in bed easily clips onto books and adjusts to any angle. The head swivels 90° and tilts 60°, making it perfect for any reading position. Note: Avoid rotating the light head beyond 90° to prevent internal cord damage. | 【Peace of Mind Guarantee】Backed by a 2-year care coverage and full FCC, CE, and RoHS certifications. Our book light is designed for safety and reliability. It is the best gift for book lovers who can read anytime and anywhere.