BR40 DIMMABLE CFL FLOODLIGHT 23 WATTS COMPACT FLUORESCENT LIGHT BULB WARM TONE 27K SUPRA LIFE 23 Watts, 120 Volts, Medium Base Replaces a 100 Watt BR40 Incandescent Bulb and Lasts up to 10,000 Hours 2700K Warm Color Tone 6" Maximum Overall Length Suitable for Enclosed Fixtures with a dimming range of 10 to 100 percent