1. 【Flexible Book Light】The LED lens can be swiveled 90°counter-clockwise and clockwise, and 45°downward; the 315°flexible holder bends to any angle for your best viewing.
2. 【USB Rechargeable】No additional cables or batteries are needed, directly plug them into a computer, power bank, adapter, car charger, or USB outlet for recharging.
3. 【Lightweight & Portable】Small and lightweight, ideal for clipping on a book when nighttime reading; can be completely folded flat and slim, portable for reading on an airplane, train, or backseat of the car when traveling