The Paasche D500 air compressor is economical and suitable for all airbrushes spraying properly thinned fluids. It is capable of delivering 20 - 40 P.S.I. operating pressure depending on airbrush being used. The 1/8 H.P. Paasche D500 is an oilless piston compressor. It operates on 110-120 Volt, 1 phase, 60Hz, and delivers .4 C.F.M. @ 20 P.S.I.