The Husqvarna 570BTS is a powerful commercial backpack blower designed for the most demanding tasks. Heavy air flow and high air speed are delivered by an efficient fan working in harmony with the 65.6 cc X-Torq® engine which reduces fuel consumption and harmful emissions. The professional air filter ensures a long operating time and trouble-free use season after season. Variable speed throttle with cruise control can be set for easier handling. Plus, you'll always feel comfortable with the wide shoulder straps on the harness and the ergonomic handle.