Motorized trolleyis also called electric monorail trolley, its using function is similar to the hand trolley, but motorized trolleysaves more labor and more convenient. Motorized trolley is motor as the power, four-wheel walking in the range of I-Beam or H-Beam. It can combine electric hoist and other hoisting tools to form one electric transportation driving, and this driving can be widely used in factories,mine,warehouses for installation, dispatching goods, equipment maintenance. 
 

Electric trolleymainly is used in model, shipbuilding, production line, logistics, wind energy industry,bridge construction and other special purposes.