18V LXT LithiumIon Brushless Cordless 13" String Trimmer. Line Trimmer has variable speed trigger for controlled cutting speed. Rapid load bump & feed trimmer head line loads in seconds with 3 easy steps: align, feed and twist. 18V LXT LithiumIon Brushless. Cordless Turbo Blower delivers 459 CFM, 116 MPH. Cruise control lever with variable speed trigger for power and run time management. No gas, emissions, oil mixing or pull starts with reduced maintenance and low noise levels. Line trimmer runtime : Up to 1 hour of run time using BL1840B 18V 4.0Ah battery (battery sold separately). The Rapid Charger (DC18RC) charges an 18V 3.0 Ah Li-Ion battery BL1830 in just 22 minutes.