The present invention provides an apparatus for controlling the operation of at least one electric device, comprising: a dialog display window for displaying a conversation with at least one electric device; a dialog input window for receiving characters for controlling the operation of at least one electric device; And a user interface unit having a chat screen in which an icon selection window in which an icon corresponding to at least one electric device is displayed, and a transmission button for transmitting a text input in the conversation input window are arranged; And a control unit for collectively controlling the operation of at least one electric device based on the batch control command input in the conversation input window.
According to the present invention, operation of a plurality of electric devices is controlled collectively or individually by inputting a preset command on a chat screen to facilitate operation control for a plurality of electric devices. In addition, when entering a command on the chat screen, it is easy to input commands by providing an automatic command completion function, recommended commands, similar commands and icon commands.