Fast Delivery from EU Warehouse! No Customs! No Extra Costs! 2 years of EU Warranty.

SmartWise Smoke Pro R2 RF 433MHz sensor

SmartWise Smoke sensor is a smoke detector compatible with the Sonoff smart home product family. It connects wirelessly via Sonoff and SmartWise RF gateway to the eWeLink app that controls Sonoff and SmartWise devices (smart light switch, smart switch relay and smart plugs). Not only does it provide a local light and sound alarm for detected smoke, but it can also send an alarm to a mobile phone via Sonoff RF Bridge and SmartWise RF Bridge.

All product prices include VAT. 
Note: Guest users see prices with estimated VAT amount. The payable price with your local value-added tax amount will be calculated based on your shipping address, added at checkout or set in your user profile.

Supported protocols:
RF transmitter (433 MHz)
in stock (50+ pcs)

SmartWise Smoke Sensor R2 is a wireless RF /  radio frequency smoke detector that uses a photoelectric sensor to detect smoke indoor and to send an alarm to your mobile phone via the Sonoff RF Bridge or SmartWise RF Bridge. Via its connection to eWeLink Cloud, it can control other eWeLink compatible Sonoff and SmartWise devices. In the free eWeLink app you can set up smart controls for an alarm event, such as sounding a siren, turning on lights, or operating a bell.

It connects wirelessly to other Sonoff and SmartWise smart devices with 433.92MHz RF (radio frequency) technology via the Sonoff RF Bridge or SmartWise RF Bridge.

It is powered by a 9V battery (not provided with the product).

According to the manufacturer's specification, the battery is approx. operate the device for 2 years and beeps when battery is down.


Product features:

  • Equipped with 433.92 MHz RF transmitter
  • It gives a local audible alarm (85dB) and can also be sent to a phone via an RF connection to the eWeLink app.
  • A wall mount adapter and 2 screws for mounting to the ceiling are provided with the product
  • Easy to install without wiring
  • Wireless RF frequency: 433.92MHz
  • Compatible with both Sonoff RF Bridge and SmartWise RF Bridge (eWeLink app compatible)
  • Application: indoors only,
  • Room size: approx. 20 square meters
  • Standby current: ≤ 10ua
  • Alarm current: ≤ 100ma
  • Alarm indication: audible alarm and led flash
  • Sound level: 90db/3m
  • Operating temperature: -10°c ~ 50°c
  • Operating humidity : ≤ 95%
  • Power supply: 1 x 9V battery (not included)

Product type:
RF (wireless) smoke detector
Device power supply:
9V DC battery
RF transmitter / receiver:
yes (RF transmitter)
Controllable from internet:
yes, connects to the internet through the RF Bridge
Manufacturer smartphone app:
yes, free app: eWeLink (Android, iOS)
Web admin interface:
Cloud mode:
connected to SmartWise RF Bridge: default mode is connecting to the eWeLink cloud
LAN mode:
REST API support:
MQTT support:
Notification functions:
eWeLink app notification on smartphone for SmartWise RF Bridge
history of alarms available in the app
74 g/pcs
Package offers
Similar products
SmartWise Smoke Pro R2 RF 433MHz sensor
SmartWise Smoke Pro R2 RF 433MHz sensor