| 摘要 |
PROBLEM TO BE SOLVED: To simply and accurately retrieve data from a refrigerator communicable with an external device.SOLUTION: A refrigerator 1 includes a light emission display part 100, and a light emission control part. The light emission display part 100 is configured to display information using a light emission element capable of outputting visible light. The light emission control part controls lighting-on and lighting-off of the light emission display part 100. The light emission control part controls the light emission display part 100 to perform visible light communication of transmitting data to an external device by using the light emission element displaying the information. |
