Ritelite 5 Led Usb/ Book Light, Silver,

The Ritelite 5 LED Book Light includes five super-bright LEDs that provide illumination for up to 100,000 hours. You can operate it by plugging the unit the USB port on a computer or by plugging it into the included battery operated base. Just one push is enough for full illumination, a second push will give a dimmer light, while a third push will switch off the LED book light. It delivers a dual light output - super bright white light and softer blue light. The light head can be adjusted to brighten up the area you want to. The Ritelite Silver LED Book Light is powered by 3 AAA batteries.

Ritelite 5 LED Book Light: 5 super-bright white LEDs last up to 100,000 hours One-touch ON/OFF/DIMMER operation 8" neck flexes, so you can position the light right where you want it Magnetic base securely attaches to metal surfaces Dual light output Bright white light illuminates keyboard Soft blue light reduces eyestrain USB plugs directly into any USB Port Connect into a detachable base Requires 3 AAA batteries (not included)