The Milwaukee M18 FUEL String Trimmer Kit with QUIK-LOK, designed for landscape maintenance professionals, provides users with the power to clear thick brush, reaches full throttle in under 1-second and features a balanced design which increases user control. The cordless string trimmer is made up of 2 components the M18 FUEL Power Head with QUIK-LOK and QUIK-LOK String Trimmer Attachment. The POWERSTATE Brushless Motor delivers up to 6,200 RPM with up to a 16 cutting swath and gives you the power to maintain speed in demanding applications without bogging down. The motor is positioned in the rear of the trimmer to provide the best combination of power, balance and maneuverability. REDLINK PLUS intelligence ensures maximum performance while protecting from overload, overheating and over discharge. The Milwaukee M18 REDLITHIUM HIGH OUTPUT XC 8.0 Battery Pack provides 50% more power and runs 50% cooler vs M18 REDLITHIUM XC battery packs. The optimized combination of smaller size and increased power provides a great solution. This kit includes 1 M18 FUEL Power Head with QUIK-LOK (2825-20), 1 M18 FUEL QUIK-LOK String Trimmer Attachment (49-16-2717), 2 M18 REDLITHIUM HIGH OUTPUT XC 8.0 Ah Battery (48-11-1880) and 1 M18 and M12 Rapid Charger (48-59-1808).