The 60v max* 13 in. (33.0 cm) / 15 in. (38.1 cm) brushless string trimmer features a gear drive transmission design for amplified torque when powering through overgrowth. Our Cordless String Trimmer provides 13" of swath with a 0.080" line. The variable speed trigger offers control, performance and runtime management. This cordless string trimmer is part of the 60v max* battery system and utilizes the same batteries and chargers as your 60v max* cordless power tools and equipment.