Uses six 40-watt max, E12 bulbs (not included). We recommend our LED Candelabra E12 bulbs. Adjustable drop length ranges from 24.75-163.25. Iron chain measures 141 long. Canopy measures 4.72 w x 39.4 l x 1 h. 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.