This backpack gas leaf blower offers the power you expect from a backpack leaf blower with all the comfort and convenience you desire. Premium 27cc (cubic centimeter) 2-cycle full-crank engine with JumpStart-capable engine eliminates the need to pull cord making it easier to start and has less vibration. Comfortable, ventilated harness with padded shoulder straps and hip belt. Up to 145 mph (miles per hour) air speed and 445 cfm (cubic feet per minute) air volume along with variable speed throttle with cruise control for blowing large piles of leaves and debris. Long flex tube allows operator to maneuver around and under objects.