150bt, pro/commercial grade backpack gas blower, 50.2cc, 2.15 hp, 2-cycle x-torq engine, maximum air speed 251 mph, maximum air flow in housing/pipe 710 cfm, ergonomic, comfortable padded harness with load-reducing hip belt for less fatigue during operation, lightweight at only 22.5 lb, 2 year limited warranty for consumer use, 1 year limited warranty for pro/commercial use, not available for sale in California.