Toro, 12V, 8", Cordless String Trimmer, 12V, 3.6Ah Battery, Up To 45 Minutes Of Run Time, 8" Cutting Swath, .065 Line Diameter, Bump Feed Line Advance, Ergonomic Adjustable Handle For Comfort, Weighs Less Than 7 LB, Tool-Less Spool Replacement, For Replacement Spool Use TV #723-270.