The Cooper Encounter 24EN-LD1-54-UNV-L835-CD1-U 2 x 4 troffer is the first fixture to blend contemporary styling with WaveStream technology, delivering exceptional performance and superior energy savings. WaveStream technology delivers a uniform, glare-free light for superior visual comfort. The LED fixture comes in a contemporary matte white frame for lustrous uniformity. Operating at 54.4 watts, this light has an average rating of 60,000 life hours. The 5421 lumen output is diffused by an acrylic lens, providing an even light distribution. With a 3500K, halogen white color temperature and a standard, continuous dimmer driver, this fixture is an ideal choice for commercial office spaces, schools, and hospitals.