PosterGrip® Back-Lit Light Box Model 2555 has an electronic ballast which uses 20-30% less energy. The long-life T8 fluorescent lamps are rapid start and can last up to 20,000 hours. The cabinet is only 2.5" deep. Two sets of mounting holes allow the light panel to be hung either vertically or horizontally. It comes in standard black or satin silver finish. One clear protective overlay is included. PosterGrip® Back-Lit Light Box Model 2555 is made in the USA.