| 摘要 |
PROBLEM TO BE SOLVED: To enable easy understanding about whether wireless communication of the vending machine is available.SOLUTION: A vending machine 10 sells a product in response to depression of a button 13 having an LED light 14. The vending machine 10 comprises: a terminal detection unit 113 to detect a portable terminal 20 capable of wireless communication; and a light emission control unit 115 to control the LED light 14 to emit light upon the detection of the portable terminal 20 capable of wireless communication. |
