[Flexible Reading Light] The reading light clip on book, can be flexibly rotated at will: 90 counterclockwise, 180 clockwise, and also 45 down. The flexible bracket can be bent to 350 , allowing to focus the light exactly where you want it, for good viewing experience. [USB Rechargeable] No need for extra batteries or cables, plug reading light directly into your computer, power bank, car charger or USB socket for charging. The reading lights for books can be used lasts for approximately 7 hours after a full charge. [Gift for Bookworms] Full of features, compact and lightweight. This reading light is a great gift for the avid reading child who likes to read anywhere, anytime. A suitable book accessories gift for various occasions such as birthday, party and special holiday.