Description The most powerful low-noise blower available. Features 535 CFM and 214 MPH performance Exclusive vented back pad for user comfort in hot weather 63.3cc professional-grade, 2-stroke engine Low noise, 65dB(A) output for noise sensitive environments Padded backrest and shoulder straps for comfort Side-mounted, heavy-duty, dual-stage air filtration for long engine life Variable speed hip-mounted throttle with cruise control for operator convenience Specifications Type: Backpack Air volume at nozzle1: 535 Engine Displacement (cc): 63.3 Maximum Air Speed (mph) at nozzle1: 214 Carburetor: Diaphragm dB(A)1: 65 Starting System: Standard Dry Weight (lbs)2: 26.5 Fuel Capacity (fl. oz.): 68.3 See-Through Fuel Tank: Standard Helper Handle: NA Newtons (N) at nozzle1: 21 Warranty: 2 yr commercial / 5 yr consumer NOTES:1 Per ANSI B175.2-2012 2 With standard pipes