"This box is made of wood and stained the color your select. Fits 27 X 40 standard movie posters. Double sided work best since they are made to be back lit. you can find them at www.movieposters.com This is a large frame with the step up border with a 110v power cord. Has on/off switch on bottom of box. LED's in boxes are replaceable T5 tubes that you can easily replaced. The snap frames are what make these boxes special. Don't fight putting in posters, change them in seconds with now worries ab