1. Control your computer with your foot2. Made of high plastic et metal, very durable3. - key or key combination on the foot pedal by software4. Use the OS built in drivers, t need do the driver-instill-ting5. More than 100,000,0006. Plug and play, no driver is required, easy to use7. Can connect more than one switch to your computer8. Conform USB 1.1 free drive (Human Interface Device)9. Prefect for playing games, also suitable for , test, instrument control and disabled, etcDescription:Color: BlackMaterial: plasticCompatible with /Windows 2000/XP/Vista/Win 7, Linux (Note: is for this item)Length x Width x Height (Switch): 3.9 inch x 2.4 inch x 1.5 inch (10 x 6 x 3.7 cm)Length (USB cable): 77.8 inch (198 cm)Net Weight: 106gPackage weight: 125gPackage size: 162*118*40mmPackage Contents:1 X USB foot switchOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.