Compact metal halide lamp, E17 Bulb Shape, Medium (E26) Bulb Base Type, Metal Halide, 14, 400 lm, Bulb Operating Position Universal Burning, 175 W, Trade Number 64479, Rated Life 7, 500 hr, High Output Bulb Type, 4000K, 360 Degrees Bulb Beam Angle, 2 1/8 in Bulb Dia., 2 35/64 in Overall Length, Shatter-Resistant No, Color Rendering Index 65