A device to be detachably attached to a mechanical substructure includes rails on opposed sides joined at the front by a cross member. For example, the present invention is applied to liquid crystal display panels, various semiconductor devices, wiring boards, chip parts, and the like. One or more illuminative elements, chosen from a group consisting of household electricity powered light, battery powered electric light, solar powered electric light, wind-generated electric light, prismatic lenses, or reflective surfaces, may be attached to the sculpture.