Bulbrite 620350 - EXN/GY8 - 50 Watt MR16 Halogen Light Bulb (EXN), 120 Volts, G8 Base Base: 2-Pin, G8 (8 millimeters between pins) 50 Watts, 120 Volts, 38 Degree Beam Spread Shape: MR16 (2" Diameter, 1 7/8" Length) Life: 2000 Hours Covered Lens