Higuchi 00321 - MR-8505 - 10 Watt MR8 Halogen Light Bulb, 30 Degree Beam Spread (Narrow Flood), 12 Volt 10 Watts, 12 Volts, 30 Degree Beam Spread Shape: MR8 (1" Diameter, 1.56" Length) Base: GU4 (4 millimeters between pins) Life: 2000 Hours