摘要 |
<p>The electric apparatus using electric power of the present invention includes a communication unit for receiving power information including electric rate information or power demand information on each of time zones from an outside of the electric apparatus, a timer for determining a user unused time period in which a user does not use the electric apparatus during operation of the electric apparatus, and a control unit for shifting the electric apparatus to a power saving mode with reference to the power information received through the communication unit, and the user unused time period determined by the timer.</p> |