Welcome to the shop! 1. Mini and Compact: This clip-on book light is designed in a mini size, small and lightweight, suitable for clipping onto a book for night reading; fully folded, flat and thin, convenient for reading while sitting in the back seat of a plane, train, or car when traveling. 2. Easy Charging: The clip-on book light has a built-in USB, directly connect to a laptop, rechargeable battery, adapter, car charger, or USB outlet for charging, no extra cable needed. 3. Multiple Modes: The clip-on book light has three levels of brightness adjustment, 30 percent, 60 percent, 100 percent brightness options; four light colors, yellow light, white light, warm light, natural light. Brightness memory function, it will retain the brightness you previously selected. 4. Adjustable Angle: The book light adopts a fully flexible design, the LED lens can be rotated left and right 90 degrees and down 45 degrees horizontally; 315-degree flexible clip can be bent to any angle to achieve the best viewing effect. 5. Multifunctional: The clip-on book light can also be used as a bookmark or mini-flashlight. Perfect LED reading lamp for paperbacks, magazines, bedtime stories, etc. A great gift for children, friends, and family. Item Type: Clip-on Book Light Material: ABS Weight: Approx. 41g/1.4oz Size: Approx. 105x33mm / 4.13x1.30in Battery: 370mAh Polymer Lithium Battery (included) Light Source: Yellow light, white light, warm light, natural light 3 levels of brightness Package Includes: 1 x Clip-on Book Light