4" Pearl low voltage retrofit series is cULus classified for use in existing IC or Non-IC housings manufactured by Nora and others. The 4" retrofit luminaires deliver up to 1200 lumens with filleted aperture which allows for minimal aperture brightness while still producing the nadir footcandles. Input Voltage: 12VAC Socket: GU5.3 Lumens / Wattage: 1200lm / 11W Color Temperature: 3500K Beam Spread: Three field changeable optics included Dimming: Triac or ELV Finish: Black Listing: cULus classified for damp locations