... volt:220/230Vwire rope mini hoist with trolley introductions:1.It can be used in factories, mines, agriculture, electric power. Construction building site ... .The design is ressonable,4.The materials are of good quality,5.The structure is advanced.6.The appearance is beautiful ... light, the hand pull force is small and parts have high strengh,big tenacity, and all these make it safe durable ...