Durable Material: This valve stem is made of natural rubber with stable structural properties, high temperature resistance, high hardness, abrasion resistance, sunlight resistance, aging resistance, valve stem of Aluminum alloy tire, resistance to oxidation and corrosion, ideal for tubeless tires. Increased Safety: The detection valve is mainly used to detect the pressure of car tires, equipped with an overpressure exhaust valve, which can automatically open or close the valve exhaust hole, to ensure that the tires of your car are at the correct air pressure, to ensure safe driving. Simple Installation: This tire detection valve is easy to install, no need to modify, can directly replace the old valve, no need to replace, cut or drill holes, not easy to fall off, easy to use, can be repaired in Short time, you can install it yourself, or ask a professional to install it. Perfect Replacement: 4pcs Tire Valves with High Temperature Valve Core Rubber valves are easy to carry and use. No problem changing tires. It is your right hand and the perfect equipment for changing tires, with this tire pressure sensor, your driving will be safer. Widely Applicable: The standard diameter of the universal vacuum engagement valve is suitable for most cars, light trucks, small trailers, wheelbarrows, lawn mowers, ATVs, quads, scooters, dirt bikes and motorcycles, ensuring safe driving.