INFORMATION DISPLAY DEVICE AND INFORMATION DISPLAY SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an information display device that displays information around it by combining the information display device with a mobile terminal used by an individual person.SOLUTION: An information display device 1 can be used in combination with a mobile terminal, and comprises a communication unit 20 for wirelessly communicating with the mobile terminal, and a display unit 10 for displaying information received from the mobile terminal. The display unit 10 is installed on the back side of the mobile terminal.SELECTED DRAWING: Figure 1