Sonoff Mini R4: Control your devices in a smart way
SONOFF MINIR4 Coming Soon - SONOFF Official
SONOFF MINIR4 review - A Tiny WiFi Smart Switch tested with eWelink app/web, and R5 controller - CNX Software
SONOFF Mini R2 DIY Two Way Smart Switch Automation Voice Remote Control Wifi Switch Relay Module Work With Alexa Google Home
Sonoff mini always on : r/sonoff
What are new trigger modes for MINI's external switch?- Pulse Mode - SONOFF Official
MINIR4 - SONOFF Official
Itead Sonoff Basic R2 Wi Fi Smart Switch Module DIY Wireless Remote Domotica Switches With WiFi Light And Plug In Smart Meter For Home Control From Growth8, $4.91
smart switch - Sonoff Mini with Home Accessory Architect firmware - Home Improvement Stack Exchange
SONOFF NSPanel Smart Scene Wall Switch(86/EU Type/120 Type)