Manufacturer's Description:
Mouth-blown glass with organic vertical sandblasted pattern. Fluorescent 13w Quad includes (2) 13 watt G24Q-1 base quad tube compact fluorescent lamps and electronic ballast; Fluorescent 18w Quad includes (2) 18 watt G24Q-2 base quad tube compact fluorescent lamps and electronic ballast; Incandescent accepts (1) 100 watt E26 medium base A19 lamp (not included). 120V or 277V.