Feature 1Clear Threads: This air compressor automatic pressure switch kit has clear threads with burr free surfaces, making it easy to remove and install. 2Barometer: This automatic air compressor pressure switch comes with a barometer that allows you to set and read data in a very intuitive way. 3Valve Knob: This air compressor automatic pressure switch comes with a valve knob that allows you to adjust the atmospheric pressure as needed, which saves even more power. 4Standard Inlet and Outlet: This automatic air compressor pressure switch has standard inlet and outlet ports to fit almost any type of air compressor. 5High Strength: This air compressor automatic pressure switch is made of excellent zinc alloy, stainless steel and ABS material, high hardness, wear resistant, not easy to erode and long service life.Item Type: Automatic Pressure Switch Set for Air CompressorMaterial: Zinc Alloy, Stainless Steel, ABSSpecification: Switch Pressure Range: 0~180PSI(0~12BAR)(0.5-0.8MPA) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Pressure Switch1 x Valve2 x Gauge2 x Connector