Adjust these three knobs as needed to suit a variety of projects. WHAT'S INCLUDED: 1x HVLP paint sprayer gun, 3x nozzle kit, 1x 650 ml paint cup set, 1x regulator, 5x paint filter papers, 1x strainers, 1x cleaning set, 1x threaded fittings, 1x set of connectors, 1x tape, 1x wrench, and 1x instructions manual.