FML55/64K GX10Q-8 4 PIN SUPRA LIFE COMPACT FLUORESCENT LIGHT BULB 55 WATTS FML55 BULB 6400K DAYLIGHT FML 55 Watt Natural Daylight Bulb 55 watts, 120 volts, gx10q-8 base 4 pins 6400K Daylight Color Tone Long Life 12,000 Hour Life Rating 3400 Lumens