Smoke Detector Wireless Sensor, Highly-sensitive Alarm

Features:


Alarm test button for easy testing.
Low battery indicator.
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 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.
The detector adopts the special structure design and ASIC.

 


Specifications:


Type: Smoke Detector
Color: White
Size: 10.5 x 10.5 x 3.5cm
Weight with Battery: 90g
is_customized: Yes
Frequency: 433MHz





Package Include:



1 * 433MHz Wireless Smoke Detector 

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.