About this item Brushless motor provides more torque, quiet operation and longer life with Smart Cut Technology improves performance and extends run-time 7-position single lever height adjustment for quick and easy adjustments and LED lights Up to 45 minutes of runtime with (2) 2.0 AH batteries, Up to 30 minutes of run time with 2.0 AH battery Greenworks 80V brushless string trimmer delivers more torque to tackle thick grass and features a 16" cutting swath to provide ample cutting coverage 0.080" dual line with easy-load bump and feed head