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- 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