An absorption type heat pump device comprising: a battery; a battery case which accommodates the battery; a regenerator which is adapted to separate a refrigerant having a gas phase from an absorbing solution heated by a heat source to relatively increase concentration of the absorbing solution; a condenser which is adapted to condense the refrigerant having a gas phase obtained in the regenerator to obtain the solvent having a liquid phase, by performing heat exchange with the outside; an evaporator which is adapted to evaporate the refrigerant having a liquid phase obtained in the condenser to obtain the refrigerant having a gas phase, by performing heat exchange with the outside; an absorber which is adapted to cause the absorbing solution to absorb the refrigerant to obtain the relatively diluted absorbing solution, and is adapted to supply the diluted absorbing solution to the regenerator, by performing heat exchange with the outside or the battery case and bringing the absorbing solution having a liquid phase obtained in the regenerator in contact with the refrigerant having a gas phase; and a controller which is adapted to switch a cooling operation for cooling the battery and a heating operation for heating the battery, wherein, in the cooling operation, heat exchange between the absorber and the outside of the absorber is performed, the refrigerant having a liquid phase is supplied to the battery case from the condenser, and the refrigerant having a gas phase which is obtained by evaporating the refrigerant having a liquid phase by the heat of the battery, is supplied to the absorber, and in the heating operation, heat exchange between the absorber and the battery case is performed, the refrigerant having a gas phase or a liquid phase is supplied to the absorber from the evaporator, and the absorbing solution with relatively high concentration which is accommodated in the regenerator is supplied to the absorber. a battery; a battery case which accommodates the battery; a regenerator which is adapted to separate a refrigerant having a gas phase from an absorbing solution heated by a heat source to relatively increase concentration of the absorbing solution; a condenser which is adapted to condense the refrigerant having a gas phase obtained in the regenerator to obtain the solvent having a liquid phase, by performing heat exchange with the outside; an evaporator which is adapted to evaporate the refrigerant having a liquid phase obtained in the condenser to obtain the refrigerant having a gas phase, by performing heat exchange with the outside; an absorber which is adapted to cause the absorbing solution to absorb the refrigerant to obtain the relatively diluted absorbing solution, and is adapted to supply the diluted absorbing solution to the regenerator, by performing heat exchange with the outside or the battery case and bringing the absorbing solution having a liquid phase obtained in the regenerator in contact with the refrigerant having a gas phase; and a controller which is adapted to switch a cooling operation for cooling the battery and a heating operation for heating the battery, wherein, in the cooling operation, heat exchange between the absorber and the outside of the absorber is performed, the refrigerant having a liquid phase is supplied to the battery case from the condenser, and the refrigerant having a gas phase which is obtained by evaporating the refrigerant having a liquid phase by the heat of the battery, is supplied to the absorber, and in the heating operation, heat exchange between the absorber and the battery case is performed, the refrigerant having a gas phase or a liquid phase is supplied to the absorber from the evaporator, and the absorbing solution with relatively high concentration which is accommodated in the regenerator is supplied to the absorber.