This product includes 11 G scale telephone poles, 2 of which have working brass streetlights, as well as 1 railroad crossing gate and a 12 v DC transformer. The telephone poles and streetlights are ready to go and pre-built, featuring a brown color and made of brass material. They are designed for DC power type and are part of a set that includes a telephone pole. The set is ideal for model railroads and trains, adding a realistic touch to the layout with the working streetlights and railroad crossing gate.