The Husqvarna 150BT is a popular 51cc gas-powered backpack leaf blower designed for homeowners and large property owners. It delivers an air speed up to 270 MPH and an air volume of 765 CFM, producing 22 Newtons of blowing force for clearing heavy leaves and yard debris. It typically retails around $349 to $399.Key SpecificationsEngine: 50.2 cc / 51 cc X-Torq 2-cycle engine (2.16 HP)Air Speed: 270 MPH maxAir Volume: 765 CFM (housing) / ~434-452 CFM (pipe)Blowing Force: 22 NewtonsWeight: Approx. 22.5 lbs (dry)Fuel Mix: 50:1 gas-to-oil ratioFeatures & DesignErgonomic Harness: Includes a padded harness, hip belt, and weight-leveling load management to reduce shoulder strain.Easy Start: Equipped with an air purge system to remove air from the carburetor and fuel system.Cruise Control: Variable speed throttle includes a cruise setting for easier operation during long jobs.