Home Security System Cordless Smoke Detector Fire Alarm For Sale
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Home security system Cordless Smoke Detector Fire Alarm
Photoelectric Cordless Smoke Detector Alarm, gerneral purpose
ideal for all areas
This small gadgets will alert and warn people stay far away from danger field when it detected smoke.
This product named Photoelectric detector(hereinafter called detector) detects the smoke by a couple of infrared diodes. The principle of detecting is granule in the smoke can reflect infrared light. Infrared diodes are placed in the special chamber. The chamber can shield external light, but don't affect the smoke into it.
Whil have no snoke, the diode can receive very weak infrared light. When the smoke entering the the chamber, diode can receive more and more light, when the smokeattains the certain density, the detector can give out alarm signal. In order to reduce the interference and lower power consumption, the emitting circuit dadopts the pulse signal.
The detector adopts the special structure design and ASIC, has the dustproof, mothproof and anti outside light interference feature etc.
The detector is suitalbe for detect the smoke in house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse etc.
Easy to install
9 Volt battery included
Suitalbe for any room
Test button for easy recommended monthly testing
Photoelectric sensor for early detection from all directions
Lound 85db alarm signal
With English instructions
1 x Smoke alarm
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Home Security System Cordless Smoke Detector Fire Alarm: $6