Ultra thin less than 2" height fits shallow plenums with room to spare, Models from less than 20W and High Lumen models up to 7000 lumens, HE models at 136 lumens per watt deliver up to 60% energy savings, Stock CCT in 80 CRI @ 3000K, 3500K, 4000K, 5000K and 90 CRI 3000K, Easy to install - wire and wire nuts included, Superior optics ensure long life, smooth corner to corner illumination, UNV 0-10V dimming standard driver with EM options, IP5X and CCEA rated version available, Pre-Installed Flex version available