4*AA/USB Powered Flexible Neck 28-LED 3-Mode Super Bright White Light Lamp with Clip
Powered by any USB port or 4*AA batteries (not included) - Lightweight and portable perfect for travel companions - Simply plug into your PC/notebook USB port by use the USB cable (included) - Totally flexible neck can make the angle however you like - 3-mode control: turn on 4-LED 16-LED and 28-LED - 28-LED light provides a bright and large working area adjustable gooseneck for easy light positioning