These illuminated outdoor light boxes are lockable, waterproof and vandal resistant. This light box features LED lighting technology which uses around 30% less energy than conventional fluorescent tubes. Heavy duty vandal resistant light box frame with a waterproof seal & high power strip illumination. Available in various sizes and colour finishes. Designed for outdoor public locations. 420mm x 297mm A3 Outdoor Light Box the visible size is 400mm x 277mm.