Remote power-in/freewheel-out operation with positive lock when not winding. Easily operated with Tri-Matic Roll-n-Gage control. Efficient gear train system for smoother pulling action, less amperage draw and level wind system to prevent snarls and cable wear. Aircraft quality cable fitted with safety hook and super-tub ABS weather resistant housing. Comes with simple to install wiring harness with 80A circuit breaker. Hooks to any 12 volt auto or truck battery in minutes. Includes quick mount kit, remote control on-off lanyard, hand crank, owner's manual, cable with safety hook and a pulley block for double line operation. 10" deep, 10" wide and 8" high. 1 Year warranty. Not to used for lifting or as a hoist. Model 912 Boat Size 30' Max Load 11,500 lbs. Speed 8 f.p.m. Max Pull Single: 4000 lbs./Double: 7500 lbs. Gear Ratio 450:1