Lehr, LP, Blower/Vac/Shredder, 25CC, 4 Cycle Engine, 145 MPH Maximum Air Velocity, 315 CFM Max. Air Volume, Runs Strictly On Propane Fuel Only, Uses 16 OZ LPG Propane Bottle, No Choke, No Priming, Easy Start, Vac Kit Included, 50 State EPA/California C.A.R.B. Compliant, 2 Year Limited Warranty On Blower, 3 Year Limited Warranty On Carburetor.