The 20V MAX* 10 in. String Trimmer / Edger features a gear drive transmission design for amplified torque when powering through overgrowth. Our 20V MAX* 10 in. String Trimmer / Edger 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 20V MAX* battery system and utilizes the same batteries and chargers as your 20V MAX* cordless power tools and equipment.