1459959093-c4a1e03f-5c8f-4e72-84f2-98d095642a7d

A folding vehicle structure includes a frame having a plurality of members. The series motor control is configured to be interconnected with controlling logic or a processor, the field and armature of a series wound motor, and an external DC power source. The method and the system not only control and adjust the temperature and humidity of each of the storages of the warehouses in time, but also reduce detection cost.