The Toro 60-Volt 16 in. Brushless String Trimmer lets you choose either 14 in. of whippin' or 16 in. of whoopin' which means you get to accelerate performance and productivity whenever you want. You get 2 line options, too. Unlike the other guys, ours comes standard with a pro-grade 0.095 in. line that can handle the thickest grass and toughest weeds. You choose the speed that's right for the job. Brushless motor with RunSmart onboard intel optimizes RPMs and torque in real time, for peak cutting performance in the toughest conditions. As part of the Toro 60-Volt Flex-Force Power System, it's got power like no other that commands a full line of tools. Go from tool to tool to tool, done and done and done.