A refrigeration device comprising: a first heat exchanger having a first heat exchange part for exchanging heat between a refrigerant flowing in the interior and passing air passing the exterior; a compression mechanism having a first compression element for compressing the refrigerant and a second compression element for further compressing the refrigerant compressed by the first compression element; an intermediate refrigerant pipe for causing the refrigerant compressed by the first compression element to be taken in by the second compression element; and a switching mechanism capable of switching the flow of the refrigerant compressed by the second compression element, and thereby switching between a cooling operation and a heating operation; characterized by a second heat exchanger having a second heat exchange part disposed below the first heat exchange part and adapted for exchanging heat between the refrigerant flowing in the interior and passing air passing the exterior, the second heat exchanger being integrated with the first heat exchanger defining a heat exchange unit; and a water guiding member (70, 170, 270) disposed between the first heat exchange part and the second heat exchange part and adapted for guiding condensation water generated on the first heat exchange part to the second heat exchange part, the second heat exchanger being provided to the intermediate refrigerant pipe, functioning during the cooling operation as a heat radiator for the refrigerant compressed in the first compression element and taken into the second compression element, and functioning during the heating operation as an evaporator for the refrigerant compressed by the second compression element; and the first heat exchanger functioning during the cooling operation as a heat radiator for the refrigerant compressed by the second compression element, and functioning during the heating operation, with the second heat exchanger, as an evaporator for the refrigerant compressed by the second compression element. a first heat exchanger having a first heat exchange part for exchanging heat between a refrigerant flowing in the interior and passing air passing the exterior; a compression mechanism having a first compression element for compressing the refrigerant and a second compression element for further compressing the refrigerant compressed by the first compression element; an intermediate refrigerant pipe for causing the refrigerant compressed by the first compression element to be taken in by the second compression element; and a switching mechanism capable of switching the flow of the refrigerant compressed by the second compression element, and thereby switching between a cooling operation and a heating operation; characterized by a second heat exchanger having a second heat exchange part disposed below the first heat exchange part and adapted for exchanging heat between the refrigerant flowing in the interior and passing air passing the exterior, the second heat exchanger being integrated with the first heat exchanger defining a heat exchange unit; and a water guiding member (70, 170, 270) disposed between the first heat exchange part and the second heat exchange part and adapted for guiding condensation water generated on the first heat exchange part to the second heat exchange part, the second heat exchanger being provided to the intermediate refrigerant pipe, functioning during the cooling operation as a heat radiator for the refrigerant compressed in the first compression element and taken into the second compression element, and functioning during the heating operation as an evaporator for the refrigerant compressed by the second compression element; and the first heat exchanger functioning during the cooling operation as a heat radiator for the refrigerant compressed by the second compression element, and functioning during the heating operation, with the second heat exchanger, as an evaporator for the refrigerant compressed by the second compression element.