The Juno® 4-inch IC1RLED 900LM remodel downlight with patented WarmDim technology (Patent US 8,710,754) features an LED housing that’s compatible with many standard Juno trims. WarmDim warms LED color temperature while dimming to emulate the dimming performance of traditional incandescent light sources. The dedicated LED housing is IC-rated to be completely covered with insulation.