USB Bright Flexible Desk Light Lamp 12 LED with Clip for Laptop Computer PC 12 LEDs Powered by a PC USB port support or 3Pcs AAA battery. With ON/OFF switch. With a clip, can be put on desk or fixed on your keyboard and screen. This little USB lamp can start working by puged into a USB port, while you are chatting online, surf the Internet, play games, watch movies, listen to music, etc. A wonderful desk lamp featured by its USB power supply, LED technology, super brightness, compact and flexible design.