BATTERY MODULE

A battery module according to various embodiments may comprise: a battery cell stack in which two or more battery cells are stacked; a frame accommodating the battery cell stack and including a plurality of venting holes on one surface thereof; and a hole cover part configured to cover the plurality of venting holes, wherein the hole cover part comprises: a cover plate; a rotation shaft connected to one end of the cover plate and rotatably fixed to the frame; and an elastic member having one end connected to the rotation shaft and the other end connected to the frame. Other embodiments are also possible.