Features: 【High Precise Automatic Pressure Switch Assembly】Ensures stability air compressor operation with ±1% accuracy, extending equipment lifespans and optimizing pneumatic tool performances. 【All in One Design with Gauge】Features a corrosion resistant metal housing, integrated pressure gauge (0-180PSI ranges), and auto shutoffs function for effortlessly installation and long terms durability. 【Professional Tool for Hands On Users】Ideal for mechanic maintaining workshop equipment, DIYers upgrading home garage systems, and small factory technicians managing compresseds air lines. 【Workshop to Industrial Applications】Perfectly supports air tool in automotive repair shops, woodworking stations, and manufacturing facilities requiring reliable pressure controling. 【Engineered for Continuous Operation】Metal fittings and shock resistant ensure 10000+ cycle reliability under extreme vibration conditions. Specifications: Component:Metal Voltages:220V Thread:4port 1/4in Voltages:240Amp 15A(Most) Most pressure:12bar(175psi) Package Includes: 1pc Air Compressor Pressure Switch 1pc Air Pressure Gauge 1pc Safety Pressure Relief Valves 1pc Plugs note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.