Luxrite LR20250 (4-Pack) 50WMR16/FL EXN 50-Watt Halogen Pin Base Light Bulb, 12V MR16 Halogen Bulb, Glass Cover, Dimmable, 600 Lumens, GU5.3 Bi-Pin Base Color/Finish: Clear Dimmable, 12 Volts Average Lifetime: 3,000 Hours Lumens (light output): 600 GU5.3 bi-pin base