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 a multi-function foot switch combines a keyboard and mouse function, multimedia and game controller functions. 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: Model Number: FS2016-USB Material: Plastic Internal Switch: 5A, 250VAC USB: 5V, 10mA Lifetime: over 100,000 times Color: Grey with Yellow Item Size: Approx. 14cm * 12.8cm * 3.4cm / .5.5in * 5in * 1.3in Item Weight: Approx. 277g / 9.76oz Package Size: Approx. 21.8cm * 18cm * 4cm / 8.6in * 7in * 1.6in Package Weight: Approx. 424g / 14.93oz Package List: 1 * Foot Switch 1 * User Manual Note: This productprovideskeydefinitionsettingsoftwarebasedonWindowssystem.Aftersettingcompleted,itcanbeonWindows,MAC,AndroidandLinux. (IfyourcomputersystemisLinuxorMAC,youneedtomodifythekeydefinitioninWindowssystemcomputer,aftersuccessfulsetting,plugtheswitchintotheLinuxorMACcomputer)