Dimensions:Diameter: 12 1/2''Height: 1 1/2''Weight: 8 LbsLamping:Incandescent-1x100W BT15Medium Base 120v only3x100W A-60European LampingE-27 Base 220vFluorescent-2x13W CFQ4-Pin G24Q-1 Base120v or 277v2x18W CFQ4-Pin G24Q-2 Base120v or 277v2x26W CFQ4-Pin G24Q-3 Base