The DEWALT DCM571 FlexVolt XR Trimmer is fitted with a highly efficient brushless motor with a metal housing for increased runtime, life, durability and efficiency. The variable speed control provides a high/low setting for fast job completion over large areas. The enclosed and durable Xenoy battery housing provides increased protection. Includes a brush cutter adaptor kit and a brush knife, for everything from simple grass trimming to heavy-duty clearing work. Specification Line Cutting Speed 0-5,100/0-5,600/min. Cutting Width 38cm Line Diameter 2mm Line Supplied 7.5m Assembled Length 1.8m Weight 6.6kg