Eiko GBF-FR Model 49665 Frosted Front Glass Incandescent Projector Light Bulb, ALR 37mm, 12 Volts, 20 Watts, 1.67 Amps, C-8 Filament, 2000 Hours Average Life, BA15d DC Bayonet Base, Pack of 1 Pack of 1 bulb, aluminum reflector with frosted front glass ALR 37mm Bulb BA15d DC Bayonet base Flood beam C-8 Filament