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Sonoff Dual R3 din mount Dual Relay Switch - 2 way - power metering
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SONOFF POW Elite is a power meter switch. With an LCD screen, it can track your appliances' power, current, and voltage in real-time and cumulative
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Sonoff DUALR3 has a hidden secret - NotEnoughTech
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Sonoff Dual R3 din mount Dual Relay Switch - 2 way - power metering
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