559 CFM, 1600 RPM, .98 amps, 230 Volts 60/50hz. Mounting - All Position Not recommended for speed control Automatic Overload Protection Ball Bearings Non Reversible Blower has no power cord or switch One Year Manufacture Warranty Mfgr Model 7008-6481; Wheel Diameter 6 5/16 Inches, Wheel Width 4 1/4 Inches (4C870 has been discontinued, this is the replacement). Not recommended for speed control.