The Greenworks Pro 80V Cordless Backpack Leaf Blower is a powerful and efficient tool with a maximum air speed of 180 MPH and a maximum air volume of 610 CFM. It operates on an 80V battery and comes with a 2.5Ah battery and charger. The backpack design evenly distributes weight for extended use, while the variable speed trigger and cruise control feature make it easy to operate. This blower is perfect for cleaning your yard or garden quickly and easily.