Low Voltage Slot Aperture Adjustable Standard Colors White-WH,Black-BL,Polished Brass-PB & Satin Aluminum-SA Lamp Choices Halogen MR-11, MR-12 12V 35 or 50 Watts Features Overall Diameter: 3 5/8" Ceiling Cut Out: 2 7/8" Dia. Socket Type: Bi-Pin Housing: ARLV4000, ARLV5000,ARLV7000 Note: All Fixtures Require Appropiate Housing ACCESORIES (ORDER SEPARATELY) LENS&FILTER