Metal Halide HID Bulb Bulb Base Type 2-Pin (G8.5) Bulb Dia 1/2 in Bulb Housing Glass/Metal Bulb Shape T4-1/2 Color Rendering Index 84 Color Temperature 3000K Lumens 3 400 lm Light Technology Ceramic Metal Halide Overall Length 3 3/8 in Shatter-Resistant No Voltage Not Applicable Watts 39 W Bulb Beam Angle Not Applicable Bulb Finish Clear Rated Life 16 500 hr ANSI Code M130 Dimmable No For Enclosed Fixtures Yes Bulb Operating Position Universal Burning