Configure your smart switch module to work with Tasmota open source firmware.
How to flash Tasmota on Sonoff DualR3 - NotEnoughTech
Sonoff Dual R3 Power Monitoring Switch Module (DUALR3) Configuration for Tasmota
Sonoff Dual R3 - Light control, blind motor mode and power metering
The new Sonoff DualR3 is here!
Comment flasher le Sonoff Dual R3 pour l'utiliser via MQTT avec la domotique
Support for Sonoff dualr3 · arendst Tasmota · Discussion #10793 · GitHub
Sonoff DualR3 Setup + Circuit Diagram FINALLY A WAY TO MAKE A SMART 2 WAY LIGHT SWITCH
New Sonoff Dual R3 has a hidden secret, and I blew it up during the review 🤦♂️ [my fault] : r/homeautomation
Flashing Tasmota on a Sonoff Dual R3 & Integrating With Home Assistant – Baldacchino Automation
Sonoff WiFi Smart Curtain Switch Module with Power Metering TUV Certified, DualR3 Dual Relay Motorized Curtain,Blinds,Roller Shutter,Two Way Smart Switch.Works with Alexa : : DIY & Tools
Sonoff Dual Automation Modules, Sonoff Dual R3 Power Meter
Sonoff Dual R3 in wall Smart Switch, ESP32 Power Monitoring & BLE
How to flash Tasmota on Sonoff DualR3 - NotEnoughTech
Flashing Tasmota on a Sonoff Dual R3 & Integrating With Home Assistant – Baldacchino Automation