4pcs Car Tire Tyre Pressure Monitor, Valve Stem Caps Case Cover Sensor Indicator, 3 Color Red, Yellow, Green Eye Alert

Creative and practical design: Green, yellow and red indicate proper tire inflation. According to the identification color of the displayed tire pressure, green indicates that the tire pressure is normal, yellow indicates that the pressure is 10% lower than the tire standard, and red indicates that the pressure is 25% lower than the standard

Safe and reliable material: Made of chrome-plated metal and PC, with beautiful appearance and transparent appearance, any abnormal tire pressure will be displayed in time. Size: 1cmX2.5cm Function: To remind you visually when the tire pressure is low. Helps to avoid tire puncture caused by premature tire wear or insufficient inflation, improve fuel efficiency, safety and control, and extend tire life

Function: Car tire valve cover is suitable for 32-36 PSI (2.2-2.4 bar) cars, motorcycles, bicycles, etc. Warning: When removing the cover, make sure you will not lose the black gasket