Disclosed is a display device. The display device of the present disclosure includes: a housing that extends long and provides an internal accommodation space; a roller configured to be installed inside the housing; a display panel configured to be wound on or unwound from the roller; a module cover which extends long in a length direction of the housing, and includes a plurality of segments sequentially arranged in an up-down direction at a rearward direction of the display panel so as to be wound on or unwound from the roller together with the display panel; and a chain driving unit that is installed inside the housing, and unfolds the display panel and the module cover while a chain spreads from the inside of the housing to the outside.