The Sonoff is a device that you put in series with your power lines allowing you to turn any outlet from anywhere in the world using the sonoff device.
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SONOFF BASICR4 Wi-Fi Smart Switch
Sonoff Basic R2 Smart Wifi Switch Wireless Remote Control Timer
Sonoff WiFi Wireless Smart Switch Home Relay Module 5V-12V Self
SONOFF WiFi Wireless Smart Relay Switch - ElectroPeak
MINIR4 is a WiFi smart switch of the MINIR2 iteration, which can be installed in the switch box, turning the ordinary switch into a smart switch,40%
SONOFF MINIR4 10A Smart WiFi Bluetooth Wireless Light Switch Works with Alexa & Google Home Assistant,App&Voice Control for Smart Home
Sonoff Basic R2 Smart Switch Wifi Wireless Smart Home Remote
Sonoff - $5 WiFi Wireless Smart Switch Introduction
SONOFF TX WiFi Smart Light Switch, 2.4GHz Wi-Fi Touch Smart Wall
Sonoff Basic RF 10A WIFI Wireless Smart Switch Remote Control Wifi Switch For Automation Home Module Work With Alexa Google Home
Sonoff Smart Switch Wifi Controlled Switch Wireless Relay Switch
SONOFF WiFi Wireless Smart Relay Switch - ElectroPeak