Powered by a high-efficiency brushless motor, the EGO Power+ blower features jet turbine technology and large diameter tube to give maximum airflow. With a variable speed function design to keep you in control, it also features a Turbo Boost mode capable of putting out 900m3 of air per hour. More than most hand-held petrol blowers on the market, thats enough power to clear up even the biggest windfall. Product Features 900 M3/H Turbo Boost Variable Speed Control Brushless Motor Use with Ego Power + Backpack