The 20V MAX* String Trimmer features a patented gear drive design for amplified torque when powering through overgrowth. The bump feed head provides 13" of swath with DEWALT®'s 0.080" 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 lbs (with a 20V MAX* 5.0Ah battery DCB205), the string trimmer is easy to maneuver and puts less stress on the user.