"This Husqvarna Handheld Blower/Vac combines high power from a 28cc engine with state-of-the-art ergonomic design. Designed so that the blower tube is in line with the handle, minimizing rotational force on the wrist. This 170 MPH, 470 CFM blower can also be used as a vacuum with mulching knives to reduce yard waste and increase bag capacity. Air Volume CFM 470, Blower Type Handheld, Cylinder Displacement cc 28, EPA/CARB Approval California Air Resource Board Yes, Air Velocity MPH 170, Tool Weight lbs. 9.6, Noise Level dB 92, Power Source Gas. Smart Start engine and starter for quick, effortless starts Air purge removes air from the carburetor and fuel system for easy starts Intuitive controls are easy to access and cleverly arranged Adjustable tube length for best performance Soft-grip comfort handle Use the vacuum attachment to collect debris Use the mulching function to reduce debris and increase bag capacity Inline design puts the air stream inline with the handle, reducing stress on the operator's wrist and arm Auto-return stop switch returns the stop switch to the start position when the machine is turned off Cruise control locks the fan speed for easier handling"