A docking station, which includes a cover opening and closing device for automatically opening and closing a dust container cover, and a cleaning device is provided. The cleaning device includes a cleaner which includes a dust container for collecting foreign substances, a dust container cover rotatably coupled to the dust container so as to open and close the dust container, and a button provided to open the dust container, a docking station to which the cleaner is coupled, and which charges the cleaner coupled thereto, and a cover opening and closing device which opens the dust container cover by pressing the button and closes the dust container cover by pressing the dust container cover.