HID Replacement LED Bulb Bulb Dia 3 in Bulb Shape Cylindrical Bulb Style Corncob Color Temperature 3000K 4000K 5000K High Pressure Sodium Wattage Equivalency 100 W Lumens 2 450 lm 2 560 lm 2 610 lm Light Technology LED Metal Halide Wattage Equivalency 100 W Shatter-Resistant Yes Voltage 120 to 277V AC Watts 18 W Length 6 1/4 in Bulb Base Type Medium Screw (E26) Bulb Housing Metal/Polycarbonate Color Rendering Index 80 Fan Cooling Active Cooling For Enclosed Fixtures Yes