"The StrongArm SA7000AC is designed for use indoors and for fixed applications with access to AC power, including shop cranes, boat lifts, boat davits, to pull disabled vehicles up onto frame-straightening machines, light towers, marine railway systems, greenhouse ventilation systems, to pull small aircraft in and out of aircraft hangars, opening and closing large horizontal sliding doors, dumb waiters and general material handling applications. U.S.A. Cooling 20min., Power Cord ft. 10, Gear Ratio 1891, Rope Size L x dia. ft. x in. 50 x 3/16, Switching Method 3-position rocker switch, Clutch Power in, power out, freespooling, Braking Automatic, Line Pull lbs. 1,800, Run Time 3 min., Volts 120, Rope Type Galvanized aircraft cable. For use indoors and fixed applications with AC power AC motor draws 6 Amps Will accept 2in. strap Emergency crank handle is standard equipment Not for use as hoist for lifting, supporting or transporting people or for handling loads over areas where people could be present"