Battery module including structure for heat exchange and fire prevention

A battery module including a case having an accommodation space accommodating a battery; and a cooling and fire extinguishing module disposed on the case and configured to cool heat generated in the accommodation space and extinguish a fire occurring in the accommodation space, is provided. The cooling and fire extinguishing module includes a first space, through which a refrigerant moves, or in which the refrigerant is accommodated, and a second space which is separated from the first space and formed more adjacent to the accommodation space than the first space, and stores an extinguishing fluid.