| 摘要 |
Various embodiments of the present invention relate to a case of an electronic device. According to the present invention, the case comprises: a display; a power supply unit receiving power from the electronic device; and a micro controller unit (MCU) transmitting a voltage to at least a portion of the display, by using the received power, and controlling a size of the voltage being transmitted. Other embodiments, understood by the specification, are possible. According to the present invention, the case may provide a user with an intuitive user interface and user experience. |
