electronic device small and typically black or grey often has a lens for capturing images or video may have a display for viewing data or images may have a cable or wire for connecting to other devices may have a light or LED indicator to show when it is active
sensor which has electronic device sensor which has small and typically black or grey sensor which often has a lens for capturing images or video sensor which may have a display for viewing data or images sensor which may have a cable or wire for connecting to other devices sensor which may have a light or LED indicator to show when it is active