Usage Tips:Air Compressor Pressure Switch Control Valve Regulator Gauges with Quick Connector Specification: Color: As Shown Material: Plastic, Electroplating Aluminum, Iron Voltage: 220V Operating pressure range: 0-0.8Mpa Maximum flow: 3000L/min Gauges: 0-180 Psi Pressure switch control range Pressure: 95-125 PSI Relief Regulator Adjust Pressure Range: 30-120PSI Inlet and Outlet Port Internal Thread: G1/4 0.4/11mm Features: 1. Small size and light weight 2. The piston seal adopts V seal, which has good sealing effect, good wear resistance and good stability. 3. Piston type structure and flow rate is 30% larger than traditional diaphragm type. 4. The valve body structure has an overflow, and the pressure relief speed is fast and intuitive. 5. High precision of voltage regulation and sensitive response 6. The structure can install the gas pressure gauge, gas purge valve of origin and application is varied. 7. Easy installation. Inverted, vertical and horizontal installation can be done according to customers' preference. The appearance is atmospheric and beautiful. 8. This square pneumatic pressure regulating valve is widely used in straight-line oil-free mufflers and small belt conveyors. 9. There is a red ON/OFF button, convenient design to use. 10. Automatic control, automatic loading/unloading. Pressure below 90PSI, turn on the compressor. Pressure over 120PSI, turn off the compressor. Package Included: 1 x Air Compressor Pressure Valve Switch Notice: 1 , please allow 1-3cm error due to manual measurement.Please make sure you do not mind before you bid. 2, the color may be different as the difference display, please understand.