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This socket is mainly used in some public places such as railway stations, restaurants for the people who did not bring the charger.When using the socket for charging, pull it out and set the phone on the top of it,there will be wirelessly charging,not only to facilitate the admission, but also improve the utilization of the socket.
Dalian Polytechnic University
Dalian ganjingzi district qinggongyuan No.1, China