Products Introduce About the multi directional battery powered trolley, the battery is installed inside of trolley body. The battery supply power to the DC motor through the electrical control system. Use this principle to operate the multi directional battery powered trolley start, stop, turn left, turn right, go forward and backward, and so on. The wheel uses high strength polyurethane rubber solid tyre or pneumatic tyre. It can get rid of the dependence of battery powered trolley on the rail without destroying infrastructure. The multi directional battery powered trolley can walk in the ground, turn to at will without being limited by the space and ground, and also can change the direction of walking and route at any time. It's very suitable for field use and the running routes which are not fixed.