Features Premium Design --- High strength and long service life. Save electricity from air compressors. Clear threads and no burrs on the surface. Easy to disassemble and install. Convenient Use --- Easy installation and disassembly. Equipped with a pressure gauge that can be set and read. Equipped with a valve knob, the pressure can be adjusted as needed. Better Control --- The air compressor pressure switch is a necessary component when installing or connecting an air compressor or air hose. The main function of the valve is to regulate the stop and start pressure of the air compressor. Perfect Match --- This product can have accurate air control for the best results. Standard inlet and outlet ports are suitable for almost any type. Excellent Material --- Mainly made of premium zinc alloy, stainless steel and ABS materials, the air compressor pressure switch comes with great durability. Specification: Item Type: Air Compressor Pressure Switch Material: Zinc Alloy, Stainless Steel, ABS Switch Pressure Range: 0-180PSI, that is, 0-12BAR and 0.5-0.8MPA.  Package List:2 x Quick Connector2 x Black Cover Gauge 1 x Switch1 x Valve Package List 2 x Quick Connector 2 x Black Cover Gauge 1 x Switch 1 x Valve