Metal Halide HID Bulb, Bulb Base Type 2-Pin (GU6.5), Bulb Dia. 9/20 in, Bulb Housing Glass, Bulb Shape T4, Color Rendering Index 87, Color Temperature 3000K, Lumens 1,600 lm, Light Technology Ceramic Metal Halide, Overall Length 2 in, Shatter- No, Voltage 108V, Watts 22.1 W, Bulb Beam Angle 360 Degrees , Bulb Finish Clear, Rated Life 12,000 hr, ANSI Code C156/E, Dimmable No, For Enclosed Fixtures Yes, Bulb Operating Position Universal Burning, Indoor/Outdoor Usage Indoor/Outdoor