Home Security Fire Sensor Alarm White Photoelectric Cordless Smoke Detector
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Home Security Fire Sensor Alarm White Photoelectric Cordless Smoke Detector:
Description Shipping and Handling Return Policy response Contact us New Home Security Photoelectric Cordless Smoke Detector Fire Sensor Alarm White
- 100% brand new and high quality.
- Excellent stability.
- High sensitivity.
- Alarm test button for easy testing.
- Low battery indicator.
- Alarm Indication: Red LED flash.
- Designed for the fastest possible installation.
- 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.
- 9V battery (Not Included).
- Sound Level:>=85dB/m
- Alarm Current: <=20mA
- Standby Current: 300μA
- Operating Temperature: -10°C ~ +50°C
- Operating Humidity: 95%RH
- Detecting Area:20 square meter
- Smoke Sensitivity: 2.36%/FT +/-1.251%/FT OBS.
- Size: 3.5x10.7cm(HXDia)
- Color: White.
- Cordless Smoke Detector Fire 1
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- We could offer refund, and refund request is available only requests within a week after parcel received & returning the item as the same condition as received.
- We offer 100% refund if the item is broken before arrival, all you need to do is sending us the clear pictures to show it is broken. Defective situation must be noticed within 7 days after delivery.
- Please do not leave negative response to me, if you are not satisfied with the item, please feel free to contact us. We will response in 24 hours to resolve the problems even offer full refund to you.
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- For the functional products in our shop (such as: Chargers, Data cables), which function is the same as description, but the actual color and shape may looks a little different from pictures because of the technical improvement and actual stock state. Please be advised before you offer.
On Dec-03-13 at 23:04:52 PST, seller added the following information: