#1016 bulb, 24 LEDs, Bright White. 12 volt. Base: replacement for a double filament. 0.250 amps; 3.2 watts, comparable to 18.8 watt incandescent. 275 lumens. 360 degree beam angle. This bulb is dimmable. This bulb does work in reverse polarity, but illuminates in full power in both settings. Arcon LED bulbs are energy efficient and long lasting, with excellent light quality and low heat output, using just a fraction of the wattage used by incandescent bulbs. 1/Pk