1.Life Cycle of LED :approx.50,000 hrs 2.illumination :2,000LM 3 ... 300w Xenon 5.CE mark DESCRIPTIONThe unit built-in LED bulb,the high energy conservation,no more than 30dB(A ... rendition, providing an unparalleled lighting conditions.Technical dataLED light sourceModel: Q'7515/ NED2000þ 30W,70W,100W LEDa þ 300W XENONn/aþ ... , STORZ, WOLF, OLYMPUS,STRYKER,ACMI etc.)a þ CE Certificationa LED Light Source