Metal Halide HID Bulb Bulb Base Type Mogul Screw (E39) Bulb Dia 7 in Bulb Housing Glass Bulb Shape BT56 Color Rendering Index 65 Color Temperature 4000K Lumens 170 000 lm Light Technology Metal Halide Overall Length 15 3/8 in Shatter-Resistant No Voltage 283V Watts 1 500 W Bulb Beam Angle 360 Degrees Bulb Finish Clear Rated Life 6 000 hr ANSI Code M48/E Dimmable No For Enclosed Fixtures Yes Bulb Operating Position Vertical Base Up +/-15 Degrees