An improved outdoor illuminated display device. The device generally comprises a modular housing, a base member and a plurality of lights positioned in the housingnulleither horizontally or vertically. A plurality of display modules are positioned on the housing and backlit by the lights. A door member is pivotally connected along its upper edge to the housing covering the modules. A pair of gas-assisted spring members are provided between the door member and the housing. Air gaps or air vents are provided in order to allow air circulation in the housing. A second member above the door member is provided for holding and displaying posters and other advertising and promotional materials. A plurality of clamping members hold the display materials in place. The second member can be illuminated or non-illuminated. Various modular units can be provided to increase the size and display space provided by the device. The display modules include a plurality of horizontal divider members removably secured to retainer members. Menu strips, pricing units and display members can be positioned between channels in the divider members and/or the frame members forming the display modules. The pricing units are adapted to be backlit by lights in the display device.