Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si this foot switch to replace any keyboard shortcuts or key combinations to control your computer easily and quickly. It can be used for playing games, factory testing, instrument controlling, etc. USB foot switch to control your computer with any of your feet. It is equivalent to a standard HID USB keyboard. Allow to more than one switch to your computer by USB ports. you can achieve multi key shortcuts function Colour: Material:plastic Size:Line length: about 2 meters Package Contents: 1 x USB Foot Switch Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.