Sonoff DualR3 Setup + Circuit Diagram FINALLY A WAY TO MAKE A SMART 2 WAY LIGHT SWITCH
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Sonoff Dual R3 Dual Relay With Power Metering Smart DIY Mini Switch For Roller Shutter Electric Motor Curtain Via eWelink Alexa
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SONOFF DUAL R3 2 Gang Relay Module DIY MINI Smart Switch
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