Products using high-definition fog camera, high-definition fog lens, infrared thermal imaging digital echo head, through scientific means, with good background contrast, clear imaging, the use of high resolution low illumination color black camera, can be continuously monitored day and night, night to find distant human activities, vehicles, facilities and other targets; Realize the purpose of color monitoring during the day and the same monitoring in the all-black environment at night, and has a temperature alarm function.