Yard-Man YM137 15-Inch 5-1/5-Amp Electric Straight Shaft String Trimmer with EZ-Link Detachable Shaft 5.2 Amp electric motor mounted on top of shaft, away from dust and debris, for better balance and longer life EZ-Link attachment system accepts interchangeable troy-bilt brand attachments for the ultimate in versatility and value SpeedSpool line replacement system easy to refill and rewind! Replace line without removing the spool from the cutting head or taking the spool apart Adjustable D-handle allows for right or left-handed use offering comfort and convenience 2-Year limited warranty