1, Super silent. 2, Pure air flow. 3, Core technology. 4, Easy operation. 5.Oil free, low noise, save energy 1, Super silent ... . 2, Pure air flow. 3, Core technology. 4, Easy operation. 5.Oil free, low noise, save energy 6 ... 50/60HZMax.Pressure: 7Bar/100PsiPackage: Carton Noiseless R550-25L Quiet oil less Air Compressor