1) Directly plug the USB LED light into USB port on notebook or PC; USB powered by a USB cable2) Switchless USB LED light, remains on until unplug the USB LED light or turn off the notebook or PC;3) Gently adjust the flexible neck of USB LED light to position; Power saving design comes with reliable LED light;4) LED light is rated to average 100,000 hours of use;Durable feather weight construction and small enough for taking anywhere easily;5) With switches each on/off , Sleek, high-tech design in black or platinum color , Small and lightweight-perfect for the executive on the go . Fits easily into a briefcase or portfolio 6) Uses less than 400mA of power .Soft light illuminates your keyboard but won't disturb others,Designed to make your hectic life easier (or at least a little cooler), the innovative features of the USB fan ensure your comfort. 7) Flexible gooseneck lets you position the USB fan for airflow where you want it.Compact and feather-light, the USB Fan goes anywhere and fits easily inside your notebook case.8) Soft EVA blades are safe, and won't cause injury . Quiet motor won't disrupt you as you work .This laptop accessory provides a strong,steady stream of air directed     wherever you want it 9) You remain cool and the surrounding air is constantly refreshed 10) Fit into case as easy as it fits customers' styles

usb light / usb fan / usb led / LGI304FL