Lithonia 2GTL4 4400LM LP840 2x4 General-Purpose LED Troffer, 35W, 4400 Lumens, 4000K, 0-10 Dimming

The light engine delivers long life and excellent color to ensure a sound quality, low-maintenance lighting installation. smooth hemmed sides and smooth inward formed end flanges for safe handling. lighter-weight fixture allows for safe, easy installation. long-life leds, coupled with high-efficiency dimmable drivers, provide extended service life. 70 led lumen maintenance at 50,000 hours (l70/50,000).