[Amber & Warm White Glow] 2 LED beads with 4 lighting modes (50% amber, 100% amber; 50% warm white, 100% warm white) for customizable brightness. Short press to switch brightness levels, long press to turn off. The eye-care amber light helps block blue light, offering comfortable illumination for reading. The warm soft glow creates a cozy atmosphere [USB Rechargeable] Built-in USB charging allows convenient power from laptops, power banks, adapters, car chargers, or USB outlets. No additional cables required. Equipped with a 200mAh lithium battery, providing approximately 8 hours of runtime on a full charge after 1.5 hours of charging [Compact & Lightweight] Mini design weighs only 1.38 ounces. Small and lightweight, ideal for clipping onto books during nighttime reading. Fully foldable and slim for easy portability, suitable for use on airplanes, trains, or in cars [Flexible Lighting Angle] Fully flexible design allows the LED lens to swivel 90 degrees left and right horizontally and 45 degrees downward. The 315-degree flexible holder bends to any angle for optimal viewing without frequent repositioning [Product Guarantee] Certified by CE, RoHS, and UKCA. This book light doubles as a bookmark or mini flashlight during power outages. Ideal LED reading light for paperback books, magazines, bedtime reading, and more. Great gift choice for kids, friends, and family