The 20 V MAX string trimmer features a patented gear drive design for amplified torque when powering through overgrowth. The bump feed head provides 13 in of swath with DEWALT's 0.080 in line. The variable speed trigger offers precise power control as well as performance and runtime management with the Hi/Lo speed control switch. Well balanced and only 8.5 lb (with a 20 V MAX 5.0 Ah battery DCB205), the string trimmer is easy to maneuver and puts less stress on the user.