This Light House Sconce is a fully shielded luminaire featuring a diffused acrylic center cone with the main light emitted in a radial pattern around the heavy copper disk studded with copper rivets. Etched, tempered, clear glass diffuser. May be mounted over a 4'' x 11/2'' minimum depth octagonal wiring box (by others). Supplied with integral 120V/11.6V electronic transformer. Not intended for base down mounting. Available without transformer for 12V supply. Add suffix LT.