Home Security Fire Sensor Alarm White Photoelectric Cordless Smoke Detector,Default NO5277

Features:

-100% brand new and high quality

-High sensitivity

-Excellent stability

-Low battery indicator

-Alarm test button for easy testing

-Alarm Indication: Red LED flash

-Simple installation

-This small gadget will alert and warn people to stay far away from danger field

 When it detects 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. It can shield external light, but don\\\'t affect the smoke into it.

-While there is no smoke, the diode can receive very weak infrared light. When the

 smoke enter the chamber, the diode can receive more and more light. When the smoke

 attains the certain density, the detector can give out alarm signal. In order to

 reduce the interference and lower power consumption, the emitting circuit adopts

 the pulse signal.

-The detector, designed with special structure and ASIC, features dustproof,

 mothproof and anti outside light interference etc.

-The detector is suitable for detecting the smoke in the house, shop, hotel, restaurant,

 office building, school, bank, library, computer house, storehouse etc.

Specifications:

9V battery (Not Included)

Sound Level :> =85dB/m

Alarm Current:

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