Cold and freezer storage warehouses, distribution centers, production and manufacturing facilities. 2' and 4' lengths, up to 45,000 lumens, high flux linear LED modules, 80+ CRI, 3500K, 4000K or 5000K CCT, constant current LED power supplies, power factor > 0.9, THD < 20%, 50-60Hz, universal voltage 120-277v or 347v, 480v. Dimming to 0%, 10% or dim by line voltage, optional integrated 180 or 360 degree motion sensor.