Optical smoke detectors

1.Tuya App Control WIFI Smoke Detector Wireless Type:Wifi2.4GHz 2.Battery included back- up 3. Large test and mute button 4. Low power consumption Operating Voltage:2-3A battery 5.LED indication, Low battery signal 6.Operating light 7.Low 85dB alarm signal 8. Operated by Tuya ...

Come From shenzhen langen technology co.,ltd

Conventional Reflective Beam Detector has built in Laser beam pointing and Digital guide display for real user friendly alignment method. The Laser beam pointing accurately point the exact location where to mount mirror and with additional digital guide display allows to ...

Come From Shenzhen Puzhesi Technology Co., Ltd.

The product description TAP PD (Light Splitter Detector) is a dual-core tail-fiber structure that splits light through a splitter plate. A certain percentage of the light is coupled to the light detector and the rest is reflected to another fiber. Product features Low ...

Come From Gapho