The M18 FUEL Line Trimmer has the power to clear thick brush, reaches full throttle in under 1 second, and provides up to 1 hour of run-time per charge on an M18 REDLITHIUM-ION HIGH DEMAND 9.0Ah Battery Pack. Designed to meet landscape maintenance professional needs, the motor is positioned in the rear of the trimmer to provide the best combination of power, balance, and manoeuvrability. The trimmer features high and low speed settings with a variable speed trigger. High provides the power to clear thick brush, and low maximizes run-time while having plenty of power for grass trimming. The 406mm cutting swath trims more grass in a single pass, increasing productivity. The full sized head holds more line and has a metal reinforced bump knob for longer life. The M18 FUEL Line Trimmer is fully compatible with 100+ solutions on the M18 system.