Brand-new, never installed. Ordered the wrong profile for my need. This is the brightest version of this panel available. Designed as a simple replacement fixture for a rectangular fluorescent light, either in a light box, or a T-bar, or plenum ceiling system. New LED lens technology channels the light emitted by the LEDs on the side of the fixture and directs the light downward creating uniform light distribution without hot spots, flicker or glare. Simple installation in both residential and commercial buildings providing 80% in energy savings and 50,000 hours of reliable light. Instant-On. This unit is also dimmable. 50,000 hour rated life (45.6 years) Uses only 36-Watt 4650 Lumens light output 5000K crystal white glow colour temperature Low profile design Flushmount ceiling installation 100 - 277 volts 5-year warranty Light Troffer