About this item Eye care books ideal reading lamp - the reading lamp has 4 LED beads (2 warm and 2 white) and 3 brightness modes to meet different needs: warm light, white light, warm white light, provide stable and comfortable light, no flicker, blue light filtering, reduce eye fatigue, meet your different lighting needs. ;Type-C fast charging and long battery life - the bookcase lamp is equipped with a USB Type-C fast charging cable. You can charge your computer, car charger or mobile power anytime, anywhere. Premium rechargeable 1000mah battery is included to provide powerful, undimmed brightness for up to 25 hours (General Reading, Single Head). Comfortable, lightweight - the lamp is made of a soft and ergonomic silicone, with soft cushions for the contact areas of the neck to avoid deviations and slips during wearing. It's comfortable to sit or lie down. The knitted lamp is only 80 grams and does not put any pressure on the neck. Long-term wearing does not cause neck discomfort. Flexible arms and touch switches - the foldable and sturdy neck lamp allows you to choose the best lighting angle in different environments, easy to use and create the perfect brightness for yourself. Flicker-free and Blu-Ray filter design with advanced LED beads. Children and adults no longer suffer from eye strain. A touch button, simple, practical and fast. High performance - Book Light is ideal for indoor or outdoor activities like reading, night jogging and repairing. The narrow beam angle allows the reading light to illuminate your area without disturbing your sleeping partner. With its high performance, it is convenient for you. It is also a perfect gift for family and friends