4" Recessed Lighting UL&CUL listed Universal Line Voltage,Airlight Housing Size:5-1/2"H x 7-3/4"L x 5-3/4"W 50W max 4" Recessed Lighting with UL&CUL listed Universal line voltage, airlight housing IC type AIR-TIGHT housing for incandescentDescription:This item is a 4" low voltage housing, this designed can be in direct contact with ceiling insulation,and offers a wide choice of trim types,this ...