The Dewalt 13-inch Trimmer and Blower Combo Kit features a gear drive transmission design for amplified torque when powering through overgrowth. Our Cordless String Trimmer provides 13-inch of swath with a 0.080-inch line. The variable speed trigger offers control, performance and runtime management with the High/Low speed control switch. This cordless string trimmer is part of the 20V MAX battery system and utilizes the same batteries and chargers as your 20V MAX cordless power tools and equipment.