4 cái / bộ Van giám sát áp suất lốp ô tô Mũ thân mũ cảnh báo không khí Nắp van lốp

4 cái / bộ Van giám sát áp suất lốp ô tô Mũ thân mũ cảnh báo không khí Nắp van lốp Features: Help to avoid premature tire wear or blowouts from under-inflated tires,increases fuel efficiency, safety and control, extends tire life 36PSI(2.4Bar), applicable to car,motorcycle, bicycle and so on 36PSI Visually alerts you when the tire pressure is low to help avoid premature tire wear or blowouts from under-inflated tires Enhances road handling, increases economy, extends tire life Green/yellow/red system indicates level of proper tire inflation Increases fuel efficiency, safety and control For use on 32 pound per square inch recommended pressure Simply install on the air valve Description: Green/yellow/red system indicate level of proper tire inflation.According the recognize color to display the pressure of the tire,Green shows that tire pressure is normal Yellow shows that the pressure is 10% lower than standard Red alerts you that the pressure is 25% lower than standard Specification: Material: PP Color: multicolor Size: 23*10*10mm Package included: 4 x Air Alert Tire Valve Caps