4 PCS Tire Pressure Monitor Caps, 3-color Visual Indicator, 2.4 Bar 36 PSI Valve Stem Cover

Real-time Detection: This tire monitor sensor cap cap can detect tire pressure in time, avoiding excessive tire wear due to lack of air, ensuring normal operation and prolonging service life, as well as preventing increased fuel consumption due to insufficient tire pressure. Visualization: This tire pressure monitoring cap can visually judge the tire pressure status through the transparent window, red means the tire pressure is lower than the standard value, yellow means it is slightly lower than the standard value, and green means it is normal. Durable: This tire valve stem cap is made of high quality alloy and plastic material, not easy to rust, based on the physical action of the work, as long as the use of the long-term function, can cope with the complexity of the car driving. Direct Replacement: This tire pressure cap installs in seconds, just remove the original valve cap, install the tire pressure monitoring cap on it and tighten it, easy to operate, no tools or technical knowledge required. Package: You will get 4 x tire pressure monitor caps, sufficient quantity can support the whole car replacement, support 36PSI (2.4 bar) tire pressure, size 0.39 " x 0.9 ", small and compact design, won't affect the normal operation of tires.