HIGH QUALITY ALUMINUM ALLOY MATERIAL: The pressure regulating valve is made of zinc alloy, which has high precision, is not easy to corrode, and is durable. Use this pressure regulator to protect your air tools. MAIN FUNCTION: The main function of the air compressor regulator is to regulate the closing and starting pressure of the air compressor. The pressure regulating valve is used to adjust the air pressure and power supply, so that the compressor stops and the performance is stable. GOOD QUALITY: The air control compressor pressure gauge relief valve can be automatically adjusted in size, and the voltage regulation performance is stable. Compact structure, easy to install and operate. The air compressor pressure switch is an essential component when installing or hooking up an air compressor or air line. WORKING PRESSURE: The maximum working pressure of the switching control valve is 1MPa, which is durable and has a long service life. The pressure regulating valve is characterized by high efficiency and good sealing.