Specifications: Performance 12VDC/24VDC Rated line pull 4000lb(1814kg) Motor Permanent Magnet,1.0kw/1.3hp(12V);1.0kw/1.3hp(24V) Gearing Differential Planetary Gear ratio 159:1 Brake Dynamic and Mechanical Control Remote switch, 12ft(3.7m) lead NW/G.W 18kg/19kg Meas 44.5??9??2.5cm(1pc)