Elco Lighting ET428W Cylinder Fixture, Line Voltage, 50 WTT, 120 V, Lamp: 50 WTT MR16 (Not Included), 1 Lamp, 1 Head, 3 IN Length X 2-1/4 IN Width Head, White, G8 Base Socket, 120 V Single Or 12 V Double Circuit Track Or 120 V Monopoint Mounting, 3 IN Length, 2-1/4 IN Width, 5-1/2 IN Height, UL/ETL Listed