Mechanical USB Foot Control Gaming Keyboard+Mouse Action Three-Switch Pedal HID + A keychain * Control your computer with your foot * Made of high quality plastic et metal, very durable * Pre-program keys or key combinations on the foot pedals by software * Use the OS built in HID drivers * Can be used for more than 100,000,000 times * Plug and play, no driver needed * The number or style of Buttons can be customized according to customer request * Can connect more than one switch to your computer * Conform USB 1.1 free drive HID (Human Interface Device) * Support Dos/Windows 2000/XP/Vista/Win 7, MAC, Linux * Ideal for playing games, factory test, instrument control, and especially suitable for the disabled * Conform CE, ROHS