1.with fan 2.Bridgelux LED, lumen efficiency: 90lm ... 120W/150W/180W LED High Bay Light,2 years warranty,CE&ROHS certificates approved. LED ... saving, Environment friendly, High efficiency, No strobe, No ghosting, No UV, IR.2.TLD series Led high bay light integrate ... 1. Advertising lighting ,advertising board, stage, exhibition hall;2. Industrial lighting, workshop, factory, storehouse, toll station, ...