1、MAIN USE: Adjust according to your needs to effectively remove moisture from the air. The pressure regulating valve can filter fine particles, keep the air clean, and facilitate installation. 2、EFFICIENT WORK: The oil cup enables oil to achieve atomization effects, delivering atomized oil to the components of pneumatic tools, extending the tool's service life, and making them work better. 3、EASY USE: Pull up the large knob, rotate to obtain the specified pressure you set, and maintain this pressure for a long time. Increase the pressure clockwise and decrease the pressure counterclockwise. 4、ALUMINUM ALLOY SHELL: Made of premium aluminum alloy material, the shell is pressure and corrosion resistant, stronmg and sturdy, provides a long service life. 5、GOOD HELPER: Providing the recommended air pressure required for pneumatic tools to ensure their normal operation and extend their service life.