Flexible Book Light Head - The LED book light head can be rotated 90 counterclockwise, 180 clockwise from a watch, 45 downward, 350 flexible stand bends to any angle for your best viewing. Perfectly suited to your lighting direction needs. USB Rechargeable Reading Light - Built-in 200mAh lithium rechargeable battery and charged by any universal USB interface: computer, power #39; power, adapter, car charger or USB socket for charging. No cables needed, simple and convenient. A full charge takes 1.5 hours and provides 8 hours of lighting. 3-level brightness clip-on light with ON/OFF/DIMMER switch --25 lumens, 3000K warm white light, natural white light 4300K, cool white light 8000K. Turn on/off the book light and adjust the brightness from 10% to 100% by pressing the manual switch. Great for eye protection and creates a private reading spot for you without disturbing your roommate. Light and portable reading light - This slim and light children's book light is ideal for clipping a book while reading at night; can be folded completely flat and slim, portable in the pocket, suitable for bed reading or travel reading. Versatile Bookmark Light - This ideal gift for kids, adults and bookworms can also be used as a bookmark. Perfect LED reading light for paperbacks, magazines, bedtime stories, magazines, etc.