CONNECTING PIECE AND BATTERY PACK

A connecting piece () and a battery pack () are provided. The connecting piece () is configured to connect two battery modules () arranged side by side, where a positive electrode of one battery module () faces a negative electrode of the other battery module (). The connecting piece () is a “U” shaped structure and includes two connecting bodies () that are parallel to each other and spaced apart, and the two connecting bodies () of the connecting piece () are respectively connected to the positive electrode and the negative electrode facing each other of the two battery modules () to couple the two battery modules () in series.