The six candles on this 12 volt chandelier unscrew to let you change the bulbs. A plug is included with the light. This chandelier is 1/24 scale, which is half the size of standard 1/12 scale dollhouse miniatures. This scale is also known as 1/2 inch scale, meaning an item that is 12 inches in real life is sized down to one half inch in a dollhouse miniature. The chandelier measures 3/4" H x 1-1/4" D and the chain measures 1-5/8" L.