Brass-finished pendant is crafted from recycled aluminum. Copper-finished pendant is crafted from recycled copper. Uses one 100-watt max, E26 bulb (not included). We recommend an energy-saving LED bulb. Adjustable drop length ranges from 12-79. Black cord measures 72 long. Canopy measures 5 diameter. Hardwired; professional installation recommended. Mounting hardware included. Safety tested for use indoors and in dry locations that are not directly exposed to excessive moisture and water.