Features and Benefits: POWERSTATE™ Brushless Motor: Delivers more power under load and longer motor life REDLINK PLUS™ Intelligence: Provides optimized performance and overload protection using total system communication between tool, battery and charger REDLITHIUM™ HIGH DEMAND™ 9.0 Battery: Delivers unmatched run-time, power, and longer life (sold separately) Cutting swath: 14” – 16” Line Diameter: .080” / .095” The M18 FUEL™ String 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. Nbsp; 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 maneuverability. Nbsp; The trimmer features high and low speed settings with a variable speed trigger. Nbsp; High provides the power to clear thick brush, and low maximizes run-time while having plenty of power for grass trimming. Nbsp; The 16” cutting swath trims more grass in a single pass, increasing productivity. Nbsp; The full sized head holds more line and has a metal reinforced bump knob for longer life. Nbsp; The M18 FUEL™ String Trimmer is fully compatible with 125+ solutions on the M18™ system.