A refrigerator comprising: a main body having a refrigerating chamber therein; a cold air passage duct disposed within the main body, the cold air passage duct including a cold air passage to discharge cold air into the refrigerating chamber; a control case attached at the cold air passage duct, the control case including a cold air discharge opening; a shutter attached to the control case, wherein the shutter can be manually moved by a user in two directions to reciprocally open and close at least part of the cold air discharge opening and a sensing unit to sense a relative position of the shutter with respect to the control case to acquire information related to an amount that the cold air discharge opening is opened or closed, characterized in that: the sensing unit comprises: a conductive member extending in the one direction, provided on the shutter and made of a conductive material, wherein the conductive member comprises: a plurality of protruding portions provided at one side of the shutter and spaced apart from one another with a preset interval in the one direction; and a contact portion provided at one end of the conductive member, the contact portion being spaced apart with a preset interval from one of the protruding portions, and a circuit portion provided on the control case and electrically connected to a different point of the conductive member according to a moved position of the shutter to construct a different electrical circuit. a main body having a refrigerating chamber therein; a cold air passage duct disposed within the main body, the cold air passage duct including a cold air passage to discharge cold air into the refrigerating chamber; a control case attached at the cold air passage duct, the control case including a cold air discharge opening; a shutter attached to the control case, wherein the shutter can be manually moved by a user in two directions to reciprocally open and close at least part of the cold air discharge opening and a sensing unit to sense a relative position of the shutter with respect to the control case to acquire information related to an amount that the cold air discharge opening is opened or closed, characterized in that: the sensing unit comprises: a conductive member extending in the one direction, provided on the shutter and made of a conductive material, wherein the conductive member comprises: a plurality of protruding portions provided at one side of the shutter and spaced apart from one another with a preset interval in the one direction; and a contact portion provided at one end of the conductive member, the contact portion being spaced apart with a preset interval from one of the protruding portions, and a circuit portion provided on the control case and electrically connected to a different point of the conductive member according to a moved position of the shutter to construct a different electrical circuit. a conductive member extending in the one direction, provided on the shutter and made of a conductive material, wherein the conductive member comprises: a plurality of protruding portions provided at one side of the shutter and spaced apart from one another with a preset interval in the one direction; and a contact portion provided at one end of the conductive member, the contact portion being spaced apart with a preset interval from one of the protruding portions, and a circuit portion provided on the control case and electrically connected to a different point of the conductive member according to a moved position of the shutter to construct a different electrical circuit.