With air speeds that compare to a category 5 hurricane of 180 MPH this blower can move wet leaves rocks mud snow and more. With an all new lock on speed control dial you can adjust your speed from 250 CFM to 500 CFM. When you are ready to move the heavy debris hit the turbo button for 650 CFM. All of this industry leading power is combined with industry leading run times up to 90-minutes of continuous run time. The high-efficiency brushless motor delivers longer run time low vibrations and an extended motor life. Turbine fan engineering inspired by advanced aeronautics technology performs better than premium gas-powered models. The included flat and tapered nozzles make clearing debris in all conditions easy. This quiet light-weight and compact blower gets the job done faster and quieter than gas. Experience Power Beyond Belief without the noise fuss and fumes.