12Pcs 2.2Bar 32PSI Tire Pressure Monitor Valve Stem Caps Car Tire Pressure Sensor Indicator Tire Pressure Alert 3 Color for Car Motorbike Bicycle

【Specifications】: It is made of Chrome-plated metal & PC. The size is 0.7X2.4cm. Visual reminder when the tire pressure is low to ensure your driving safety., 【Features】: Green/yellow/red system indicates the degree of tire inflation. Display tire pressure according to identification color, green means normal tire pressure; yellow means pressure is 10% lower than standard; red reminds you that normal press, 【Function】: Helps to avoid tire wear or puncture caused by insufficient inflation, and can remind and warn in time. Improve fuel efficiency, safety and control, and extend tire life., 【Applicable】: Suitable for 32PSI(2.2Bar), suitable for cars, motorcycles, bicycles, etc. Warning: When removing the cover. Make sure not to lose the black gasket. They fall out easily and are hard to find again. It is recommended to remove it before, 【Package list】: 12 tire pressure monitoring caps visible tire pressure warning device. TIP: When you do an automatic car wash, it's better to remove these air caps.