Universal Useful Visiable Car Air Alert Stem Caps Tire Gauge Sensor Indicator Air Pressure Valve

Label:Yes Install This new pressure cap tight. 100% Brand New and High Quality Inflate tire to correct pressure. Determine the correct tire pressure for your tires. Simply look at the color to know if your tire is low or normal.

Green shows that tire pressure is normal. Yellow shows that the pressure is down about 5 pounds. Red alerts you that the pressure is down by at least 10 pounds.

Packing content:

4pcs x Tire Pressure Indicator