4pcs Car Tire Valve Stem Caps with 3 Colors Indicator

General description 4pcs Car Tire Valve Stem Caps with a 3 Colors Indicator are designed to visually warn you when tire pressure is low. These caps help prevent premature wear of underinflated tires, increase fuel efficiency, enhance safety and control, and extend tire life. The green/yellow/red system indicates the correct tire inflation level, making it easy to monitor your tire pressure. Technical specifications Material: Chrome-plated metal + PC Size: 1 cm x 2.5 cm Recommended pressure: 32 psi Maximum pressure: 36 psi (2.4 bar) Usage Simply attach the valve caps to the tire air valve. The color indicators will inform you of the tire pressure status: Green indicates normal tire pressure Yellow indicates pressure is 10% lower than standard Red warns that pressure is 25% lower than standard Installation Determine the appropriate pressure for your tires Inflate the tire to the correct pressure Firmly attach the new pressure cap Check the color indicator to ensure proper inflation Other information Warning: When removing the cap, ensure not to lose the black washer, as they are prone to falling off and are difficult to find It is advisable to remove the caps before servicing your car in a garage Package Contents: 4 Valve Caps with Pressure Indicator