The EGO POWER+ 16” LINE IQ String Trimmer with POWERLOAD features auto-sensing LINE IQ technology that monitors and feeds the length of the line for a continuous 16-inch cutting swath to deliver non-stop high-performance trimming—no bump needed! Replacing your string line with patented POWERLOAD technology is as easy as feeding the line into the head and pressing a button for it to automatically wind the line. The telescopic carbon fiber shaft is backed by a lifetime warranty and quickly adjusts its length for ease of use and comfort. Other features include a high-efficiency brushless motor, digital two-speed selector with variable speed trigger, and .095-inch professional- grade spiral twist trimmer line. Experience Power Beyond Belief without the noise, fuss, or fumes.