3-in-1 multi-functional tyre inflator - tyre inflator (requires connection to an air compressor, compatible with NPT air compressor output) + digital tyre pressure monitor + tyre pressure release valve, featuring a heavy-duty, robust construction with a thick rubber protective cover around the dial head. Leak-proof locking air nozzle Features a heavy-duty leak-proof brass air nozzle to prevent air leakage and ensure accurate readings! High-quality construction and multi-functional application Made with high-quality heavy-duty steel, rubber hose, and brass components for long-lasting performance; suitable for all vehicles, such as cars, SUVs, trucks, motorcycles, bicycles (with Schrader valves), etc.