The Milwaukee M18 FUEL Dual Battery Backpack Blower is designed for outdoor trades, delivering a higher blowing force than up to 60 CC gas. The POWERSTATE Brushless Motor Delivers a constant 650 CFM, 155 MPH and 20.5 Newtons of blowing force and reaches full throttle in under one second, boosting productivity and control. This battery-powered blower requires (2) M18 REDLITHIUM Batteries for operation while providing (2) additional battery terminals to extend runtime. When using the included (4) M18 REDLITHIUM HIGH OUTPUT 12.0 Batteries, the blower delivers 30-minutes to 60-minutes of continuous use based on the selected mode. With a customizable battery configuration combined with a fully adjustable harness, mode select, telescoping nozzle, variable speed trigger and low noise level of just 62dB(A) this backpack blower provides the most adaptive design and comfort to meet the wide range of application and operator needs. The MILWAUKEE Backpack Blower Hip Belt easily attaches to the M18 FUEL Dual Battery Backpack Blower. The Backpack Blower Hip Belt provides additional support for longer-duration cleanups and padding for additional comfort. The straps easily adjust to fit different operator needs and offer pockets to store excess strap length. The durable material is designed to survive everyday use in a professional environment. The Cordless M18 FUEL Dual Battery Backpack Blower is part of the M18 System, fully compatible with over 250+ solutions.