Features Patented water atomization mechanism. Patented 2 in 1 cap for use with regulator bottle or PET bottles. Easiest and fastest wet or dry cleaning tool for automotive interiors, engine bay, carpets, floor mats, etc. Specification Free Speed: 8000 R.P.M. Air Inlet: 1/4 inch L*W*H: 330*120*240 mm Suggested Air Pressure: 90 PSI Net Weight: 1.54 lbs (0.7 kgs) Avg. Air Cons.: 9 cfm CUP: 1L