HID Bulb, Bulb Base Type Mogul Screw (EX39), Bulb Dia. 7 in, Bulb Housing Glass, Bulb Shape BT56, Color Rendering Index 65, Color Temperature 3500K, Lumens 108, 000 lm, Light Technology Metal Halide, Overall Length 15 3/8 in, Shatter-Resistant No, Voltage 263V, Watts 1, 000 W, Bulb Beam Angle 360 Degrees, Bulb Finish Clear, Rated Life 15, 000 hr, ANSI Code M47/O, Dimmable No, For Enclosed Fixtures Yes, Bulb Operating Position Vertical Base Up +/-15 Degrees, Standards ANSI