The function of electric block: 1, high efficiency, save electricity double speed of lifting motor. 2 dc electromagnetic brake, safe and reliable. 3, light weight, high strength aluminum alloy body and high strength wear resistant alloy steel lifting chain. 4, upper and lower limit, safe and reliable. 5, motor overheat protector and reliable built-in electric cabinet. 6, cooling and lubrication thoroughly. 7, simple maintenance, easy to operate. 8, the light weight. Electric Hoist also has a high quality, long life, high efficiency, the use of safe, etc.