| 主权项 |
1. A clock, adapted to operate in a first mode and a secondary mode, comprising:
a body, having a display surface, wherein when the clock operates in the first mode, the clock displays a time information on the display surface, wherein when the clock operates in the secondary mode, the clock acts as a dart and receives at least one external signal, and the clock displays at least one interactive information on the display surface according to the external signal. |
