Whisper Air CompressorDetails: Weighing in at just under 9 lbs., this sleek, easily transported and affordable compressor performs well and looks great doing it. Use the compressor in auto start stop mode and it runs only when you press the trigger on your airbrush. Or, use the built in pressure gauge to dial in the optimal pressure you need (anywhere from 5 to 57 psi) for spraying your choice of media with a continuous, controlled flow.* Either way, its oil less,