Battery pack

A battery pack (100) is provided comprising at least one battery cell (170) and a housing (110) comprising a bottom plate (111) and a plurality of side walls (112), wherein the battery cell (170) is accommodated in the space formed by the side walls (112) and the bottom portion (111). A coupling portion (144) is provided in a gap (S) between at least one side wall (112) of the housing (110) and the battery cell (170) in order to decrease vibration inside the housing.