Using the USB interface to connect to the computer, by special software to set any key or combination of keys, can control the shortcut key by foot. Features: Application: Application to sewing machines, machine tools, medical equipment, instruments, computers office and so on. Multi-function: It is used in playing games, factory testing, controlling instruments, helping the disabled and so on. Operating system: It can be used on operating systems such as for Win 2000/XP/7/8/10, for Linux and for MAC. Convenient: Install the software to customize key and the multi -function control button could reduce plenty of repeated workload. Durable: Made of high quality material and it can bear the weight of more than 100 KG, sturdy and durable. Specification: : PCsensor Model Number: FS2016-USB2 Material: Plastic Internal Switch: 5A, 250VAC USB: 5V, 10mA Lifetime: over 100,000 times Color: Grey with Yellow Item Size: Approx. 30.2cm * 14cm * 3.5cm / 11.9in * 5.5in * 1.4in Item Weight: Approx. 691.9g / 24.4oz Package Size: Approx. 33cm * 17.5cm * 5cm / 13in * 6.9in * 2in Package Weight: Approx. 848g /29.92oz Package List: 1 * Foot Switch 1 * User Manual