4pcs New Useful Air Alert Car Visiable Sensor Indicator Air Pressure Valve Tire Gauge Stem Caps

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

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