Universal: The air compressor switch is designed to work with a wide range of air compressor models,the structure of the original gas gauge can be installedQuality Metal Construction: Built with metal material, this pressure regulator valve is crafted for practicalty and longevity. It can help to save electric power of the air compressorEnergy Saving Design: Air compressor pressure regulating valve helps you to save electric energy of the air compressor,easy to useEasy Installation: The switch is designed for easy installation, requiring no tools. The pressure gauge displays the pressure, which can display the pressure regulating pressure more quickly and convenientlyFeatures: A switch for miniative air compressor, and for replacing a faulty switch or poorly functioning air compressor pressure Specification: Material: Metal Size Chart: Height about:8cm/3.15inch Package Includes: 1 Air Pressure Regulator Valve Note: Please allow slightly errors due to manual measurement and different monitors.