USB foot switch TFS-01 Medical B color ultrasound endoscope USB custom foot pressKey switch1. Control your computer with your feet2. Made of high quality plastic and metal, it is very durable3. Pre-programmed keys or key combinations on the foot pedal through software4. Use operating system with built-in HID driver, no driver required - indoctrination- 5. More than 100,000,000 times 6. Plug and play, no driver required, easy to use7. Multiple switches can be connected to your computer8. Compliant with USB 1.1 drive-free HID (human-machine interface device)9. Perfect for playing games, but also for factories, testing, instrument control and disabled peopleCompatible with Dos/Windows 2000/XP/Vista/Win 7, Linux (Note: applicable to this project)Length x width x height (on/off) : 3.9 "x 2.4" x 1.5 "(10 x 6 x 3.7 cm)Length (USB cable) : 77.8 inches (198 cm)Package contents: 1 USB foot switchOnly the above packaging contents, excluding other products.Note: Lighting and different displays may cause the product color in the picture to be slightly different from the real thing. The allowable measurement error is +/-1-3cm.