The Ultra Electric 12 Amp Blower/Vacuum/Mulcher delivers all the power and versatility you need to tackle yard clean-up chores. It offers a rugged metal impeller and variable speed air control. Its blower inserts for multiple applications allows you to tackle any space. The powerful, up to 250 MPH, air stream clears debris, sticks and large, heavy leaves. It converts quickly to an aggressive vacuum without any tools and reduces 88 percentage of mulched debris to less than 1/2 in., meaning you can fit more into a bag at one time.