1.Life Cycle of LED :approx.50,000 hrs 2.illumination :2,000LM 3.6500K ... % of 300w Xenon 5.CE mark DESCRIPTIONThe unit built-in LED bulb,the high energy conservation,no more than 30dB(A ... = Quietlya þ No high voltage component = Safety efficiently environmenta þ Type of fiber optic light cable ( DVL, STORZ, WOLF, OLYMPUS,STRYKER,ACMI etc ...