Lithonia LSIX 4FT 4000LM 80CRI 40K FFR SWL MIN1 ZC MVOLT MW NLTAIR2 APIR 4' LED Troffer, 4000 Lumens, 80 CRI, 4000K, Extruded Flat Frame, Satin White, Dims to 1%, 0-10V Driver, 120-277V, Matte White, Occ Sensing with Passive Infrared