MINIR4
Manuals
Smallest Wi-Fi Smart
Switch Ever
SONOFF MINI Extreme Wi-Fi Smart Switch
Mini than Ever, Adapts to Various Boxes
A brand new product that turns traditional switches into smart switches, automating lights and electronic devices. It’s 40% smaller than MINIR2, fits in various mounting boxes, including the smallest European standard ones.


Ultra-fast ESP32 Chip
The ESP32 chip is a highly sought-after solution for smart home products, boasting exceptional safety and reliability. With its speedy dual-core performance and ample memory, you can trust its ability to provide long-lasting and stable operation.

Comprehensive Safety Guarantee
SONOFF always prioritizes safety and designs products in strict accordance with certification requirements. Our products passed CE, FCC, and more stringent TÜV certifications.

Transform Your Switches with
Seamless Compatibility
Easily connect to momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.

Detach Relay
“Detach Relay” means the states of external switches and relay are separated, so operating the external switch button won’t affect relay state. As below, the smart light won’t be offline after enabling “Detach Relay”, and can App control smart lights.
Multiple Control Method
After pairing with MINIR4, both R5 and S-MATE can act as remote controllers to control MINIR4 locally through the eWeLink-Remote signal.


Set Timers
Turn on/off your appliances automatically to make life easier.

Voice Control
Free your hands and control devices with one command.
Additional Protection
-Delay Power-on State
If power is restored after a power outage, set some appliances to delay the execution of the power-on state. Avoid all appliances turning on simultaneously, causing high currents to damage appliances and leaving potential safety hazards.
Explore More Possibilities
Smart Scene
Works with motion sensors, door and window sensors, and more to automate your home.
