SONOFF Smart Sensors Kits
SONOFF SNZB-04-ZB Wireless Door/Window Sensor Enable Smart Linkage Between SONOFF ZBBridge & WiFi Devices via eWeLink APP
Questions and Answers
Which frequency band is this device use? It is important for me, because I want to use it in a mextal garage, which shields the 2.4 GHz WiFi band, but the 868 MHz is fine.
use zigbee frequency. search on google
This device is used to boost cell signal.
Reviews
franci2162
on 08 July 2025
It needs the control unit, it doesn't work by itself
Patman
on 28 March 2025
Great, nothing to say, they work very well.
Pramod
on 09 February 2025
Good
itxuru
on 04 February 2025
perfect. I have integrated it into H.A without any problem
BG104501537
on 02 February 2025
Arrived quickly and as per the purchase. Very satisfied.
Navneev
on 12 January 2025
work flawlessly with my Homey Pro!_and I am surprised by the actual distance between Homey and sensor (15 meters and 2 concrete walls!!)
Dimkour13
on 05 January 2025
best quality
giannisfoto
on 29 November 2024
ok
onslaugh2
on 17 September 2024
Product received before the expected date. Order placed on 05/09, expected arrival on 21/09 and arrived on 17/09. The quantity is OK. Material not yet tested.
Luis Fdo
on 14 September 2024
Excellent
BG163625223
on 11 September 2024
perfecto
Narcis
on 11 September 2024
Goog product. There is Zigbee. This is very little and you can install in a door.
