The present invention relates to an indicating display device which can be simply carried or worn. The indicating display device of the present invention comprises: a first display unit; a first transceiving unit for transceiving signals; a first sensor for sensing a motion; a first control unit for controlling the first transceiving unit, and controlling the first display unit in accordance with the signal received at the first transceiving unit or information sensed by the first sensor, such that the first display unit displays various states; a second display unit; a second transceiving unit for transceiving signals; a mode selection unit for selecting a mode; and a second control unit for controlling the second display unit and the second transceiving unit in the mode selected by the mode selection unit.