The independent photoelectric smoke detector is made of high quality components, advanced electronic technology and sophisticated technology. Once the smoke concentration reaches the alarm setting value, the detector will issue an audible and visual alarm signal to remind you to take effective measures immediately; Or start the linkage device to eliminate dangerous situations and effectively avoid the occurrence of vicious accidents such as fire, explosion and poisoning. Microprocessor control, high reliability, low false alarm; On-site sound and light alarm.