The PB-5810T backpack blower is equipped with a tube-mounted throttle and utilizes the next generation of engine technology. It's designed for a homeowner's light mowing cleanups as well as for wet, heavy leaves encountered by professional landscapers. TOP FEATURES 59.7 cc professional-grade engine Reduced-effort starting Comfortable, padded backrest and shoulder pads Features IMPRESSIVE PERFORMANCE WITH REDUCED-EFFORT STARTING 59.7 cc professional-grade engine For outstanding performance and durability 44% reduction in starting effort* Results in less pulling force Pleated, automotive-style air filter Provides superior air filtration for long engine life Variable-speed, tube-mounted throttle with cruise control Offers operator convenience Leaf guard Keeps debris out of fan intake Padded backrest and shoulder straps Provide operator comfort Posi-loc™ pipes For a secure connection and maximum durability Exclusive vented back pad Provides cooling air that circulates around the user for comfort in hot weather *compared to PB-580T Specs Type Backpack Engine Displacement (cc) 59.7 Carburetor (w/Purge Pump) Diaphragm Starting System Standard See-Through Fuel Tank Standard Helper Handle Standard Average Air Volume (cfm-pipe) 700 Maximum Air speed (mph-pipe) 200 Dry Weight (lbs) 1 20.9 Newtons (N) at nozzle 2 27N Warranty 5 year consumer / 2 year commercial