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New Niwoolf Wireless Smoke detector 433MHz High sensitivity, For GSM alarm system, Security alarms, 1 battery work over 2 year

$25.99 USD $34.90 USD
21360827

This photoelectric smoke alarm has stable performance and high sensitivity. It is easy to install and use. It possesses an LED light flash indicator. It can warn and alert people to stay far away from the dangerous field when it detects smoke. And it is suitable for use in houses, shops, schools, office buildings, storage areas, etc. Features: Independent installation on ceilings and walls, with mounting bracket, which is easy to install and do not need to debug. With specially designed cover, can protect it from dust. Built-in dedicated IC: with stable performance and high sensitivity. Can monitor air and detect smoke with optical principles. When it reaches the maximum amount that the chamber can bear, it will alert. LED light flash indicator. Low battery indication. With a test button: can take analog alarm tests of the smoke alarm. Can warn and alert people to stay far away from the dangerous field when it detects smoke. Suitable for use in house, shop, school, office building, storage areas, etc.If the smoke detector can work independently. Also, it can be compatible with standard 433MHz alarm system and 433MHz camera. The alarm system or the camera will send a message to you, and you can call the firemen to help you in time. If the smoke detector can work independently. Also, it can be compatible with standard 433MHz alarm system and 433MHz camera. The alarm system or the camera will send a message to you, and you can call the firemen to help you in time. Specifications: Color: white Material: ABS Power supply: 9V battery (not included) Standby current:

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