Use 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.Use USB foot switch to control your computer with any of your feet.It is equivalent to a standard HID USB keyboard.Pre-program key or key functions on the foot pedal by software.Allow to connect more than one switch to your computer by USB ports. you can achieve multi key shortcuts functionCompatible with Dos / Windows 2000 / XP / Vista/Win 7, MAC, LinuxDimension (L x W x H): Approx. 4 x 2.5 x 1.5 inch / 10 x 6 x 4 cmCable Length: Approx. 67 inch / 170 cmMaterial: PlasticPackage Contents:1 pcs Foot switch1 x CDOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.