3 Inch Round Shower Trim with Flat Frost Glass available in Brushed Nickel, Chrome or Bronze finish. Requires one 50 watt 12 volt GU5.3 MR16 or one 50 watt 120 volt GU10 MR16 halogen lamp, not included. UL listed. Rated for damp location. 3 1/2 inch outside diameter. For use with required 12 volt low voltage or 120 volt line voltage recessed housing, sold separately.