12v Electric Trailer WinchThe 912 and 712 Trailer Winches are well established with solid, reliable reputations. They feature smooth power-in/free-wheel out action. You can use a pulley or block at the bow eye to double your pulling power You can get more strength out of your trailer winch, but it slows retrieval speed 50%. Remote power-in/freewheel-out operation 60 amp standard wiring harness Pulley block for double line applications Two year limited warranty Model 712 23&'; suggested max boat length Max. boat weight of 7,500 lbs 2400 lb vertical lift capacity (single line) or double pull/line capacity 4300 lbs. (Not to be considered or used as a hoist) Specifications: Pull Strength (lbs): 2400 lbs Manual/Electric: Electric Gear Ratio: 225:1 Box Dimensions: 9"H x 11"W x 15"L WT: 32.7 lbs UPC: 810123840069 Quick Guide (pdf)Owner&';s Manual (pdf)