HID Replacement LED Bulb Bulb Dia 2 1/2 in Bulb Shape ED17 Bulb Style Corncob Color Temperature 4000K High Pressure Sodium Wattage Equivalency 50 W Lumens 3 000 lm Light Technology LED Metal Halide Wattage Equivalency 50 W 70 W Shatter-Resistant No Voltage 120 to 277V AC Watts 21 W Length 5 1/2 in Bulb Base Type Medium Screw (E26) Bulb Housing Metal/Polycarbonate Color Rendering Index 70 Fan Cooling Active Cooling For Enclosed Fixtures Yes Lumen Selectable No