Rapala Line Remover Fishing Tool - A "must-have" tool for any anglers arsenal. This handy tool strips line via enhanced stripper wheel, at 5 feet of line per second. High torque motor should last a lifetime. Powered by 4 AA batteries (not included), this handy tool also features a built-in hook sharpener with fine grade aluminum oxide stone. Next time, you'll look forward to changing your line. High Torque Motor Powered By 4 AA Batteries (not included) Built In Hook Sharpener Fine Grit Aluminum Oxide Stone