ITEM NAME:4PC Car Auto Tire Pressure Monitor Valve Stem Caps Sensor Indicator Alert E B5C4 4PC Car Auto Tire Pressure Monitor Valve Stem Caps Sensor Indicator Alert E B5C4 Tire Pressure Monitor Valve Stem Cap Sensor Indicator 3 Color Eye Alert New 100% Brand new and high quality Material: Chromed Metal Round Style: 36PSI Fit on any standard size existing tire valve stem Visually alerts you when the tire pressure is low to help avoid premature tire wear or blowouts from under-inflated tires Indication: 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. Installation: Determine the correct tire pressure for your tires. Inflate tire to correct pressure. Install This new pressure cap tight. Simply look at the color to know if your tire is low or normal Package content:4 x Car Tire Pressure Monitor Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
