GE Lighting 21455 Q20MR16FL, MR16, 20 Watt Halogen Quartz Floodlight And Spotlight Bulb H.I.D. 20MR16Q/MB/CD MR16, Maximum Overall Length 1-7/8-Inch 20 watts, 12 volts 490 candlepower 2900 Kelvin Avg life 4000 hrs. M.O.L. 1-7/8" GU5.3 2-pin base Clear glass lens