Portable and Lightweight: The bendable neck light is comfortable to wear, freeing both hands and providing convenience for reading or outings. No need to hold a flashlight when reading. Just wear the book light around your neck and you can enjoy reading at night. Wide Application: Rechargeable book lights Perfectly suited for indoor or outdoor use, such as reading, walking, night jogging, working dog, repairs, writing, working and so on. NOTE: The neck reading light is not waterproof, please do not put the neck light in water or use it in rain. Rechargeable: Over neck hug light With a built-in 1000mAh rechargeable lithium battery, the neck book light can be charged for 4 hours and can be used for at least 10 hours. Standard micro-USB cable included. Charger not included. Eye-caring and Ergonomic Design: No flicker and blue light filter design with advanced LED beads. No eye strain anymore for both children and adults. The arms are supple and adjustable so you can get the angle that is most comfortable for you. Ergonomic neck design and flexible cute neck light are completely hands-free and portable reading light! Partner-friendly: There are 2 flexible arms and 2 LED lights for each arm. This neck light comes with 3 useful color temperature modes: warm light, warm white light and white light. You can choose your favorite mode and hands-free book night light will not disturb your sleeping partner.