The LED Doorbell Button with illuminated house number is finished in plated black stainless steel, it is part of a modern system for illuminated LED signs.The LED panels feature a uniquely designed hinge system that concealed the wall screws and also allows for a complete clean front panel finished in brushed plated 316 stainless steel. The LED panel connects to a standard 12 - 16 Volt AC transformer, four Creed LED illuminate the numbers and the acrylic back panel.The front panel accommodates up to 4 numbers and is available in four colors. Suitable for home and contract projects. Custom IP plated finished are available for large scale projects. LED Doorbell & Numbers is designed by Luxello, 2009