ITEM NAME:4 Pcs Car Auto Tire Monitor Valve Dust Cap Pressure Indicator Sensor Eye #gib Store Home Promotion Hot Item Add to Fav.Tire Pressure Monitor Valve Stem Cap Sensor Indicator 3 Color Eye Alert New. Visually alerts you when the tire pressure is low to help avoid premature tire wear or blowouts from under-inflated tires. Fit on any standard size existing tire valve stem.
