Electric Chain Hoist, Duty Classification H4, Mount Type Hook Mounted - No Trolley, Maximum Lifting Capacity 2,000 lb, Number of Speeds 1, Fixed Lift Speed 20 fpm, Minimum Lift Speed Not Applicable, Maximum Lift Speed Not Applicable, Trolley Speed 20, Maximum Lifting Length 20 ft, Current at Minimum Voltage 6 A, Current at Maximum Voltage 6 A, Motor Horsepower 1 3/4 hp, Operating Voltage 230/460V AC, Headroom 21 9/32 in, For Minimum Beam Height Not Applicable WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)