DUALR3 works with other SONOFF products like L1. In this mode, the electtical appliance loads of DUALR3 will always remain on, the relay state will not be changed by APP or external switches. Creating an Atmosphere.
Sonoff DUALR3 has a hidden secret - NotEnoughTech
SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch
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SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch
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