The Leica D-LUX 4 Brilliant Viewfinder attaches to the cameras hot shoe to provide an effective means of framing your image - even in very low light. When using the Brilliant Viewfinder users can disable the cameras LCD display; plus the viewfinder itself does not drain any power from the camera, thereby allowing for additional shots on a full battery charge. The viewfinder also incorporates a 24-mm LED display for easier framing.