USD$4.00 USD$3.50

Wireless Smoke Detector Fire Alarm



Please note that this is a standalone wireless smoke detector and cannot be connected with alarm systems !

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.
While have no smoke, the diode can receive very weak infrared light. When the smoke entering the the chamber, 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 adopts the special structure design and ASIC, has the dustproof, mothproof and anti outside light interference feature etc.
The detector is suitable for detect the smoke in house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse etc.


  • 100% Brand New

  • Ceiling or wall mounting with hardware included

  • Flash Alarm (RED)

  • Built-in 85db Siren

  • Test button recommended for schedully monthly testing

  • Low Battery indicator

  • Safety Clip Feature, preventing from mounting the smoke detector without battery installed

  • Photoelectric Chamber for early detection from all directions

  • High Sensitivity

  • Excellent Stability

  • Power: 6F22-9V battery (Included, useful life 6-12 months)



  • Size: 105mm X 105mm X 35mm

  • Power: 6F22-9V battery (Included, useful life 6-12 months)

  • Operating Current: 10 uA (standby) and 20-50 mA (alarm status)

  • Sensitivity to smoke: 2.36%/FT +/-1.251%/FT OBS. (In comply with UL217 & BS5446: Part 1 2000 )

  • Density: 0.81~1.42%/FT

  • Operating Temperature: 40oF - 100oF (4. 4oC - 37.8oC)

  • Ambient Humidity: 10% - 90%.

  • Horn Level: 85 Decibels at 10 feet.

  • Detecting Area: 20 square meters

Package Contents (Per Unit)
  • Wireless Smoke Detector Fire Alarm X 1
  • 6F22-9V battery X 1
  • Accessories for positioning and fixing the smoke detector

         (Packed with compact Box)



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