... flashing, no UV or infrared radiation, low heat radiation, mercury free, no polluting materials in the process of using.e) Long ... the products' stability, also to reduce the power consumption ~~No mercury, lead and hazardoussubstances, no UV, no infrared, no radiation ... Operating temperature: -30~50 centigrade- Operating humidit3W Led bulby: 0-95% PACKAGE:Normal carton and wood box packing Or customer ...