* Directly plug the USB LED LIGHT into the USB PORT on your NOTEBOOK or PC. * No external power supply is needed. Just easily turn on your NOTEBOOK or PC to power the USB LED LIGHT. * SWITCHLESS USB LED LIGHT. Remains on until you unplug the USB LED LIGHT or turn off the NOTEBOOK or PC. * Gently adjust the flexible neck of USB LED LIGHT to position the flylight anyway you wish. * Power saving design comes with reliable LED light. LED light is rated to average 8,000 hours of use. * Durable featherweight construction and small enough for taking anywhere easily. It fits into your case as easy as it fits your style.