For commissions and questions please enquire. The light boxes are available in various sizes to suit any situation, from small works that fit on the windowsill and let the daylight through, up to large statement pieces. By default each powered light box is equipped with a low voltage input and a transformer to suit, so it's plug and play. When the cable is desired to be hidden they can be hard-wired as easily as any standard wall sconce by a qualified electrician.