Report item
Item specifics
  • Type: Smoke Detector
  • Model Number: family guard
  • is_customized: Yes
Product Description


Thank you for coming, we store the merchandise has a quality assurance

Just for our alarm system: we made this kit just for our customers\' extra need.

Wireless Smoke Fire Detector Sensor 433MHz

Product Description:
Cordless Smoke Detector Alarm, general purpose ideal for all areas: house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse etc.
Alert and warn people stay far away from danger field when it detected smoke.
The detector adopts the special structure design and ASIC, has the dustproof, mothproof and anti outside light interference feature etc.
Alarm test button
Easy to install
Photoelectric sensor for early detection from all directions
Alarm volume: 10 feet to 85 dB
Wireless mode: Alarm transmission frequency F: 433MHZ
Round Size: R = 102mm, H = 31mm

100% Brand New


Technical Specifications

Model Name


Communication Mode


Communication Distance


Operating R/H


Operating Temperature

-20°C- 70°C

Operating Indication


Power Supply

12VDC / 1×9V 6F22/6LR61 duplicate supply

Low Battery Indication


Trigger Level

Class 1

Alarming Indication

Red LED flash

Failure Indication

Yellow LED flash, the beeper buzzing

Alarming Sound

85dB (10 feet)


Surface mounted


Packing Content:
3PC * Smoke alarm   (no battery) 


Installation Guide
If you need, you can also contact the police, fire department, hospital or other emergency personnel to come to your home immediately. You can contact child/older to confirm whether they are okay or in need of asistance.


We have more Wireless&Wired Sensors/Detectors for you choose, if you have any necessary or specific requirement,Please click to buy it:



About the shipping

As to the shipping ways, we will choose the best and fastest one for you according to different countries. Since the China Post Air Parcel forbids the battery, we will normally ship item via Netherlands Post ,Singapore Post or Sweden Post instead. Please feel free to contact me anytime if you have any question.Wish u a good day!

About the declaration

If you choose the DHL or Fedex,The policy of each country is different, you may need to pay additional customs fees.We can\'t change it.But we can declare low price.To avoid high customs fees.If your package is 1-3 kg, we default to declare $30.If you have any other requirements. Please leave a message to me.Each buyer has the obligation to clear the customs.If the parcel can\'t be cleared, it will be destroyed. This will be very big loss.To avoid the loss. Please select a suitable shipping services.thank you.


Packaging Details
  • Unit Type: lot (3 pieces/lot)
  • Package Weight: 0.75kg (1.65lb.)
  • Package Size: 12cm x 10cm x 8cm (4.72in x 3.94in x 3.15in)
Calculate your shipping cost by country/region and quantity.
Quantity: Ship to:
Packaging Details
  • Unit Type: lot (3 pieces/lot)
  • Package Weight: 0.75kg (1.65lb.)
  • Package Size: 12cm x 10cm x 8cm (4.72in x 3.94in x 3.15in)
We support the following payment methods. All payments made on AliExpress are processed by Alipay.