Power Motor Booster Air FlowCordless leaf blower adapts to a more powerful motor than usual, which is up to 350 CFM 180 MPH in performance. Battery powered leaf blower with motor uses clean energy sources to reduce energy consumption and pollution to the environment, not only friendly to the circumstance but also decreasing the harm to the human body. With a strong power motor, the battery-powered electric leaf blower to reach speeds of up to 20,000 RPM.6 Variable SpeedBattery leaf blower has a motor that can vary 0-20000 RPM speed, realizing 6 different speeds for airflow. You can switch the speed of electric snow blower by rolling the pulley continuously. Thanks to the continuous pulley, the leaf blower can change airflow speed smoothly to suit every situation you need to clean.4000mAh Large Capacity BatteryLeaf blower vacuum and mulcher comes with a 4000mAh battery and a fast charger. With this power source, the cordless leaf blower with battery and charger can work for 60 mins at low speed, and 18 mins at high speed. Tips: Please fully charge the battery before the first time use the electric leaf blower. Contact us directly when you find something wrong with the battery or charger.Dual Boost Turbine TechLeaf blowers feature cutting-edge turbine capacity. Besides the usual turbine tech in the motor, the leaf blowers battery powered set one more turbine tech procedure before the output, to maximize air output. Besides, the upgraded turbine tech makes a great contribution to instant boosting airflow. Leaf jet leaf blower set the cellular radiator on the bottom, increasing the efficiency of heat dissipation.