Makita BBX7600CA Commercial Grade 4-Stroke 75.6cc Backpack Blower (CARB Compliant) 1 year warranty Wide straps and ventilated back panel for operator comfort Improved exhaust emissions are EPA Phase II, CARB Tier III compliant while maintaining power and performance Large capacity muffler ensures quiet operation; 74dB(A) Fuel efficient 4-stroke engine - up to 50% fuel cost savings