Variable speed control by dial with cruise control trigger for optimal air volume and velocity with reduced operator strain and fatigue. Boost mode provides added force for blowing heavy or wet materials. Brushless DC motor with high power to weight ratio. Includes: 40V Max (4.0 Ah) Li-Ion battery, Rapid charger, battery cover, front nozzle, end nozzle 80, extension nozzle, flat nozzle, adapter pipe, shoulder harness.