With the implementation of energy saving and emission reduction policies, the share of new energy vehicles has increased year by year, and outdoor charging pile advertising machines have emerged. Outdoor charging pile advertising machine is a charging facility to "fuel" electric vehicles, and the scientific name is "off-board charger". Outdoor charging pile advertising machines are divided into AC and DC outdoor charging pile advertising machines, which are the main way for electric vehicles to quickly supplement energy. In addition to charging electric vehicles, it can also display advertisements. It is made of PI65 waterproof material and can be installed in outdoor electric vehicle charging stations, public parking lots, community parking lots, building parking lots and other places.