An electronic automatic cash register change-finding device, comprising a first box body, a first through hole on the side of the first box body, a second box body inside the first through hole, and a rotating shaft, the rotating shaft is connected with a rotating frame, and the second There is a first sterilizing device in the box body, a vertical shaft is connected to the outer wall of the second box body, and one end of the vertical shaft has a turntable, the front side wall of the first box body has a cash register opening, the rear side wall of the first box body has a change opening, and the turntable There is a temporary storage port, and the bottom of the turntable is provided with a money-in mechanism, which is connected to a money storage mechanism and a money-out mechanism. The two revolving racks of the present invention effectively maintain the distance between passers-by during the process of cash registering and passing, and the front part of the first box is used for cashier and the rear part makes change, which improves the passing efficiency, and the revolving racks, temporary storage ports, temporary The blind deposit port, the side wall of the turntable, and the coins are disinfected every time they are used, which greatly reduces the possibility of virus infection through indirect contact and ensures the health of users.