12" Xenon 2 Light Linking Bar, 120V, in White With Frosted Glass Diffuser, With 2 Each 20W, 120V G8 Xenon Bulbs, Additional Fixtures Can Be Linked Together. Direct Wire, 12"L x 3.50"W x 1.25"D, UL Listed, For Replacement Bulb Use Good Earth G8-120V20W-XBLB True Value #110268 , Clam Shell.