Gritin 9 LED Clip on Book Light with 3 Eye Protection Modes, Flexible Reading Lamp (Warm & Cool White), Stepless Dimming, Rechargeable Stepless Dimming & 3 Color Modes: Adjust brightness from 100% to 10% by long-pressing the button to suit different reading environments. Switch easily between 3 lighting modes with a single click: mixed color (all 9 LEDs on), cool white (5 cool white LEDs on), and warm light (4 warm LEDs on). Eye-Protecting Reading Light: Flicker-free, shadow-free, and glare-free illumination provides natural, soft light that reduces eye strain during prolonged use. Ideal for nighttime reading without disturbing others nearby. 1000mAh Rechargeable Battery: Built-in 1000mAh battery fully charges in 2.5 hours and delivers up to 80 hours of runtime at the lowest brightness setting. Equipped with 4 LED indicator lights to display remaining battery level. Includes USB charging cable. 360° Flexible Neck & Sturdy Clip: Fully adjustable gooseneck allows rotation to any angle. Secure non-slip clip firmly attaches to e-readers, books, shelves, and more. Portable & Versatile Design: Lightweight and durable construction enables hands-free use. Features a non-slip pad on the base for stable tabletop placement. Perfect for reading, working, traveling, camping, and other activities.