Philips 2' x 4' - 29 watt - 120/277 volt - 4,000K - Cool White - Gen 4 - EvoKit - SpaceWise DT - Dimmable | Philips LED Troffer Fixture (4 Pack) (EvoKit CLKE 2x4 42L 29W 840 UNV SWZ P4 523886)