The Milwaukee M18 FUEL 16 In. String Trimmer is designed for the landscape maintenance professional. The PowerState Brushless Motor delivers more power than 31cc gas, maintaining speed in demanding applications without bogging down, enabling you to complete routine maintenance and thick brush clearing jobs faster. The motor has an advanced air-cooling system to sustain demanding applications for longer, increasing user productivity. This fixed shaft string trimmer is also more balanced and lighter weight, reducing fatigue and increasing control. The motor is positioned in the rear of the trimmer to provide the best combination of power and maneuverability. The advanced electronics package allows the tool to reach full throttle in under 1 second, provides 3 speeds, and a variable speed trigger, maximizing productivity. The RedLink Plus Intelligence enables full-circle communication between the tool and battery, providing you with unmatched levels of performance, protection, and productivity. The Easy Load Trimmer Head provides the ability to load up to 25' of trimmer line in under 30 seconds. This string trimmer is optimized for use with an M18 RedLithium Forge XC12.0 Battery (not included) to maximize performance and run time. The M18 FUEL 16" String Trimmer is part of the M18 system which is fully compatible with over 275+ tools.