Recessed lighting 4" IC line voltage airtight housing for new construction 5-3/8"W X 8"L X 5-1/2"H 24" Bar Hanger 120 Volt Most standard trims fit R20/PAR20 50W, A19 Bulb not included UL listed^^*CONSULT LED LAMP MANUFACTURER'S SPECIFICATIONS FOR LED LAMP COMPATIBILITY FOR USE IN ENCLOSED OR NON-VENTILATED FIXTURES