Car Tire Pressure Indicator Tire Pressure Gauge Indicator Alert Monitoring Valve Cap Sensor External Valve Detection 4 Pieces

Car tire pressure monitor valve caps help to avoid premature tire wear or blowouts from under-inflated tires, increases fuel efficiency, safety and control, extends tire life., Tire Pressure Monitor According the recognize color to display the pressure of the tire., Green shows that tire pressure is normal Yellow shows that the pressure is 10% lower than standard Red alerts you that the pressure is 25% lower than standard., Fit on any standard size existing tire stem, such as cart, car, RUV, SUV, Truck, motorcycle, bicycle and so on. It is a good choice for whom has no TPM Systems on cars., Lightweight and portable., Durable and practical., With a clear transparent window, it will be displayed tire pressure any abnormal in time., It can guarantee the tire's normal air pressure, reduce tire wear and prolong tire life.