Makita XRU11M1 Cordless String Trimmer Kit, 18 VoltsHighlights: Voltage: 18 Volts Overall length: 70 1 2" Automatic torque drive technology automatically shifts from 4,000 6,000 rpm depending on density of application 3 speed options (low; 4,000 rpm, medium; 5,000 rpm or high; 6,000 rpm) allows the operator to match speed to application 11 3 4" cutting swath for user convenience Accepts industry standard M8 x 1. 25 LH spindles for more convenience Easy loading bump and feed trimmer head for increased