Satco Nuvo Lighting Color Selectable Backlit LED Flat Panel Fixture, typically used to replace 2x2 and 2x4 fluorescent troffer lighting fixtures, is designed to lay in drop ceilings in offices, schools, and healthcare applications. These LED flat panels with Selectable Color Technology are fully dimmable and are compatible with building controls, motion sensors, timers, and daylight harvesting systems. The design of the flat lay in troffer produces an even, consistent shadowless light. The LEDs enable long life, high lumen maintenance, and high CRI and are low maintenance and constructed without hazardous materials. LED Backlit Flat Panel; 50 Watt; 2 ft. x 4 ft.; Selectable CCT; 100-277 Volt