According to an embodiment of the present invention, there is provided a cooling case for a battery which includes a first case and a second case, and a space in which one or more of battery cells are housed, the first case including: a first coupling part configured to be coupled with the second case; and a first opening part opened therein so that one sides of battery cells housed in the cooling case are exposed to an outside, so as to cool the battery cells by a cooling member.