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.