@gohan You have quite a few options depending on your variant of Sonoff module. Here is an overview https://github.com/arendst/Sonoff-Tasmota/wiki/Expanding-Sonoffs
Posts made by Infomotor
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RE: Sonoff pow pinout
@gohan You have quite a few options depending on your variant of Sonoff module. Here is an overview https://github.com/arendst/Sonoff-Tasmota/wiki/Expanding-Sonoffs