Ceramic Metal Halide HID Bulb, Bulb Base Type 2-Pin (G12), Bulb Dia. 3/4 in, Bulb Housing Glass, Bulb Shape T6, Color Rendering Index 82, Color Temperature 3000K, Lumens 3,400 lm, Light Technology Metal Halide, Overall Length 1 5/8 in, Shatter- No, Voltage 93V, Watts 39 W, Bulb Beam Angle 360 Degrees , Bulb Finish Clear, Rated Life 15,000 hr, ANSI Code C130/E, Dimmable No, For Enclosed Fixtures Yes, Bulb Operating Position Universal Burning, Standards ANSI, Trade Number MC39T6UG12830