Lithonia Lighting®, BLC 2X4 4000LM 35K ADSM, Troffer Light, Series: BLC, 120 to 277 V, 32 W Fixture, LED Lighting Technology, Lay-In Recessed Trim, 60000 hrs Average Life, White Light, 3500 K Color Temperature, 80 CRI, 0 to 10 V Dimmable Ballast, Acrylic Lens, 4034 Lumens, Drywall Mounting, Steel Housing Material,