A device for displaying advertising images in a parking lot having a plurality of parking spaces. A back unit is configured for placement at a predetermined position associated with one of the parking spaces in said parking lot. A cover is mounted to said back unit such that said back unit and said cover form an enclosed compartment. An electronic display is positioned within said enclosed compartment and is configured to display the advertising images. A controller is in electronic communication with the electronic display. A battery is electrically connected to said electronic display.