1Application Scope: Suitable for 1/4 inch inlet and outlet configurations, measuring pressures from 0 to 140PSI, 0 to 10 bar, having good performance for long service life. 2High Performance: High flow air pressure regulator with gauge. G1/4 threaded ports can be used with the spray tool to monitor air intake pressure in real time for optimal spray results. 3Suitable Model: Suitable for a wide range, such as spray painting, sandblasting, plasma cutting machine, HVLP sprayer, and other tools with spraying working way. 4Strong Materials: Made of high quality iron and plastic materials with high strength and wear resistance, having good performance for long service life. 5No Burden: The materials make air pressure regulator have a light weight, will not increase the burden or cause additional energy waste.