... , Epistar or BridgeLux chip integrated encapsulated high power LED lighting source, and super-wide voltage transformer Wattage(w)Radiator Size ( ... high power LED ranges from 30 to 120W, which makes 70 to 80lm/W, with low luminous depreciation and without double ... , TUV/UL/CE approved (IP67)Anodized tensile reflectors and an aluminum body with a patented-cooling design, (IP65)Corrosion, dust, ...