Photoelectronic Smoke Detector Alarm Sensor for House Shop Hotel Restaurant STH-86641

Photoelectronic Smoke Detector Alarm Sensor for House Shop Hotel Restaurant STH-86641

US$ 5.78 Free worldwide shipping!
TinyDeal
Product Features: : Photoelectronic 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 do not affect the smoke into it While have no smoke, the diode can receive very weak infrared light When the smoke entering the chamber, diode can receive more and more light When the smoke attains the certain density, the detector can give out alarm signal Adopts the special structure design and ASIC Dustproof, mothproof and anti outside light interference feature Suitable for detect the smoke in house, shop, hotel, restaurant, office building, school, bank, library, storehouse and etc Powered by 1 x 9V battery (Battery NOT included) Alarm Indication: red LED flash Sound Level: ≥85dB/M Color: White Net Weight: 94g/ 3.29oz Size: 105 x 105 x 35mm/ 4.1 x 4.1 x 1.4 inch Product Specifications:: Package Contents:: 1 x Smoke Detector 1 x User Manual