Dual pressure gauges allow for quick and convenient pressure display and adjustment. This product offers a long service life, high quality, and reliable, safe operation. Features a plated pressure gauge for increased durability and is constructed with quality materials for lasting performance. The assembly has a stable design and delivers consistent performance. Package Includes: 1 x Air Compressor Pressure Switch Control Valve Specifications: Material: Stainless Steel + Copper + Plastic Rated Voltage: 220/380V Exhaust Pipe: 6mm / 0.23 inch Contact Method: Normally Closed Bracket Connector Size: 20mm / 0.79 inch Outer Diameter of Pressure Relief Port: 9.5mm / 0.37 inch Maximum Current: 20A Working Pressure: 5-8kg (90-120 PSI) Life: 80,000 cycles Switching Pressure Range: 0.5-0.8MPa (5-8bar) (90-120psi) Note: Please allow 1-2cm errors due to manual measurement. Ensure you are comfortable with this before ordering. Due to differences in monitor displays, the actual color of the item may vary from the image.