Smoke and heat detector or alarm

connect with video door phone system for smart home, make a alarm accurately when the emergency or independent use

smoke alarm/detector

 

Gas alarm/detector

 

1.Works on principle that infrared scatters on smoke surface
2.Probes smoke which is generated by incomplete combustion at initial stage of fire
3.Smoke detector consists of photoelectric system, signal processing identification and alarm circuit
4.Infrared scatters on surface of smoke when smoke enters darkroom of detector
5.Photoelectric diode receives scattered light and generates photoelectric signal current
6.Photoelectric signal generates alarm signal after being processed by identification circuit, accordingly purpose of alarming is achieved

 

please contact me forward more information .