BATTERY MODULE INCLUDING BUS BAR PLATE

A battery module is provided including a cell assembly having a plurality of secondary batteries; a battery management unit having a printed circuit board with a printed circuit, the printed circuit board having a connecting portion on inner and outer peripheries of which a connecting conductor is coated to be electrically connected to the printed circuit; and a bus bar plate having a plate shape, the bus bar plate having a connection portion and a sensing portion, the bus bar plate being configured to electrically connect the plurality of secondary batteries and the sensing portion having a strip form elongated from one side end of the connection portion, the sensing portion further having a bent structure where a longitudinal end thereof is bent at least two times, at least a part of the bent structure being in elastic contact with an inside of the connecting portion.