Sylvania 2' x 4' - 40/50/55 watt - 120/277 volt - 3,500K/4,000K/5,000K - CCT Selectable - White - Motion/Daylight Sensor - Backlit Dual Selectable Panel with Sensor - Dimmable | Sylvania LED Flat Panel (PANELF4BS055UNVD8SC724GWHM 62257)