Universal Car Tire Pressure Valve Stem Caps Sensor 3 Colors Alarm Tire Indicator 4Pcs Set

• Material: This car tire pressure monitor cap is made of stainless steel with a built-in copper chrome plated core for extra durability, heat-resistant, wear-resistant and has long service life.
• Features: Monitor car tire pressure at all times to ensure driving safety, increase tire life, This car tire pressure sensing valve cap with high accuracy of sensing tire pressure. Detect tire pressure quickly and clearly, save car fuel consumption.
• Effect: In different states, the visible window will show different colors, tire pressure is normal/green,when pressure below 10% of the standard/yellow,when when pressure below 25% of the standard/red. Automobile tire pressure monitoring valve cover helps to avoid premature tire wear or under-inflated tire puncture, improve fuel efficiency, safety and control, and extend tire life.
• Easy to install: Easy and fast to install, it just takes you a few minutes to install these fashion valve caps on without any other special requirements, Save Time and Money.
• Apply: For most vehicle, It can withstand harsh environments, It is the perfect replacement for the original valve cap of most large vehicles. It is also suitable for trucks, bicycles, motorcycles, etc, for your driving safety.