Metal Halide HID Bulb Bulb Base Type Mogul Screw (E39) Bulb Dia 3 1/2 in Bulb Housing Glass Bulb Shape ED28 Color Rendering Index 65 Color Temperature 4000K Lumens 14 700 lm Light Technology Metal Halide Overall Length 8 3/8 in Shatter-Resistant No Voltage 147V Watts 175 W Bulb Beam Angle 360 Degrees Bulb Finish Clear Rated Life 10 000 hr ANSI Code M57/E Dimmable No For Enclosed Fixtures Yes Bulb Operating Position Universal Burning Indoor/Outdoor Usage Indoor/Outdoor