Description:1.Suitable for PC and Note book with USB port，compatible with USB1.1 and USB 2.0. 2.Perfect for stuffy office or in airplane， make you very comfortable3.USB power DC5V: no external power supply is needed.4.Power saving designed: power consumption less than 200mA(Different from LED colors and quantities)5.Plug and play， just plug in USB port and then switch on to make soft fresh breeze.6.The flexible metal neck can be adjusted to position the breeze anyway you wish.7.Color:Blue8.Press off.Package included:1 * USB Fan only (Blue)