Low Voltage Adjustable Eyeball Standard Finishes White-WH, Black-BL,Pol.Brass-PB,Satin Aluminum-SA Custom Finishes Satin Copper-SC AND Chrome-CR Features Eyeball AdjustableOverall Diameter = 3-1/4"Ceiling Cut-Out = 2-1/2" DiameterSocket Type = Bi-pinHousing - ARLV-3000 Lamp Type Halogen MR11, MR12 (Cover Glass Required)12V35W