With zero emissions and lower noise, the Makita GBU01M1 Max XGT Brushless Cordless Blower Kit 4.0Ah 40V is a welcome solution for professional landscaping clean-up applications. The brushless motor runs cooler and more efficiently for longer life and delivers speeds up to 143 MPH air velocity. Select turbo boost mode for 565 CFM to move heavy debris. The blower features a variable speed trigger to adjust speeds between 0-476 CFM. A cruise control lever provides management of power and run time and a speed lock provides continuous operation.