GENSSI TPMS Motorcycle Wireless Tire Pressure Monitoring System Digital LCD (TPMS 2 Tire Set) Saftey Alerts - Monitors motorcycle tire pressure and temperature for abnormalities LCD - Multi-color display with built-in rechargeable battery Reliable - Waterproof and dust-proof design Easy installation on most motorcycles with included adjustable bracket Pack of 2 ; Extend Tire Life - Reduce Wear - Improve Fuel Economy - Prevent Accidents