Crafted from multifaceted K9 glass crystals with an iron frame and oil-rubbed finish. 60 chandelier uses fourteen 40-watt E12 bulbs (not included). We recommend energy-saving LED lights. 60 chandelier has an adjustable drop length that ranges from 14.5 – 158.25. 71.5 chandelier uses eighteen 40-watt E12 bulbs (not included). We recommend energy-saving LED lights. 71.5 chandelier has an adjustable drop length that ranges from 14.5 – 158.25. Can be mounted on a vaulted ceiling. Two iron chains measure 141.75 long each. 60 chandelier’s canopy measures 41.25 w x 4.75 d x 1 h. 71.5 chandelier’s canopy measures 48 w x 4.75 d x 1 h. Clear PVC and copper cord measures 149.5 long. Hardwired; professional installation recommended. Mounting hardware included. Chandeliers weighing more than 50 lbs. cannot be mounted alone to a standard outlet box and require additional bracing above the ceiling where they are to be installed. Professional installation is required. Safety tested for use indoors and in dry locations that are not directly exposed to excessive moisture and water. In order to protect the delicate crystals of this collection, some assembly upon delivery to your home will be required.