2 MODES BRIGHTNESS: The LED Reading Book Light with 2 modes brighness(50%-100%-Off). First press to turn on the light by 50%; Second press by 100%, Third press, off.
WIDELY APPLICATION: The LED clip light is used as Sleep Aid, it helps you sleep easier. And the reading book lamp can clip on a book, computer, desk or eReader, with Milky Lampshade, eye-care, no radiation, no flicker.
EXQUISITE AND SMALL SIZE: The Reading Book Light is very small size to pack and take in a bag.
RECHARGEABLE BATTERY INCLUDED: The Reading Book Light is built-in 1000mah Rechargeable battery, 20 hours working time by 50% brightness, 10 hours by 100% brightness; fully charge within 2-3 hours.