Featuring a durablity port iron pressure gauge with resistance and read, coupled with couplings for effortless air hose across multiple devices Ideal for mechanics, woodworkers, and automotive technicians requiring pressure management in workshops, construction, or home garages for air tools,, and inflation systems This air compressor pressure switches integrates a pressure regulator, relief, and with 140PSI capacity, ensuring optimal for pneumatic tools through accurate control Engineered with heavy duty alloy steel construction and tool installation design, this multifunctional assembly minimizes maintenance while maximizing compressor efficiency across commercial and applications Perfect for maintaining consistent levels during tire inflation, pneumatic nailing, industrial cleaning, or HVAC maintenance operations where adjustable pressure and tool switching are critical, Manufacturer: SHANGYAKEJI