Electric Trolley(1)Capacity loadform 1000kg to 5,000kg (2) Quality System CertificationISO9001 GS, CE (3.)Warranty:1 year Products's Introduction: (1)Electric trolley should be formed a complete set with chain hoist or other lifting machines. (2)Electric trolley trolley should be fit on the bottom flange of I-beam to compose a running lifting trolley. (3)There are ball bearings are inlayed in the wheels of the Plain&Geared trolley. (4)Electric trolley is a lifting machine that has high efficiency in operation with small hand-pull/push force.