4pcs Car Tire Valve Caps with Indicator 3 Colors

Material: Chrome metal + PC; Size: 1cm x 2.5cm. Visually alerts you when tire pressure is low. Helps prevent premature wear of underinflated tires, increases fuel efficiency, safety and control, extends tire life. The green/yellow/red system indicates the correct tire inflation level. According to the color recognized to display tire pressure, green indicates that the tire pressure is normal. Yellow indicates the pressure is 10% lower than the standard. Red warns you that the pressure is 25% lower than the standard norm. 36 psi (2.4 bar), applicable to car, motorcycle, bicycle and so on. Warning: When removing the cap, make sure you do not lose the black washer. They are prone to falling and are very difficult to find. It is advisable to remove them before your car is serviced in a garage.Package Contents: 4 x Valve Caps with Pressure Indicator. Warning: When removing the cap, make sure you do not lose the black washer. They are prone to falling and are very difficult to find. It is advisable to remove them before your car is serviced in a garage. Material: Chrome metal + PC. Round style 36 psi. Valves indicate if tire pressure is low to prevent wear or punctures from underinflated tires. Improves road grip, more economical, extended tire life. The green/yellow/red indicator shows whether the tires are properly inflated. Saves fuel, improves safety and control. Recommended pressure: 32 psi. Simply attach the tester to the tire's air valve. Indication: The green light indicates that the tire pressure is normal. The yellow light indicates low tire pressure (approximately - 2.2 kg).The red light indicates very low pressure (approximately - 4.5 kg). Installation: Determine the appropriate pressure for your tires. Inflate the tire to correct the pressure. Secure this new pressure cap firmly. Just look at the color to know if your tire is inflated enough or not. Package Contents: 4 x Valve Caps with Pressure Indicator.