A storage container includes a body defining a first opening at a top of the body, a second opening at a bottom of the body, and a space between the first opening and the second opening, a cover configured to open or close the first opening, the cover including an insulation material to thermally insulate the space from an outside of the body, a housing disposed in the space to store items, a thermoelectric element disposed in the second opening, the thermoelectric element including a heat-absorbing surface and a heat-emitting surface, a heat-absorbing heat exchanger that surrounds the housing, contacts the heat-absorbing surface, and is configured to transfer heat from the housing to the heat-absorbing surface, a heat transfer part configured to transfer heat generated from the heat-emitting surface to a wall of the body, and a heat-dissipating part configured to dissipate heat from the heat transfer part.