Uses ten (10) E12 sockets (candelabra socket). Dimmable. We recommend G16 (small globe shape) bulbs in incandescent or LED with 60 watt equivalent. UL Listed. All shades are on pivoting joints to allow for positioning of light. Mounts to ceiling with two (2) drops rods and ceiling canopies, with wiring coming out of only one of the rods/canopies.