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Sonoff SPM-Main Wifi Smart Stackable Power Meter

Note : The Main Unit and 4-Relay of the Stackable Power Meter need to be used together. The Main Unit is connected to at least one 4-Relay in order to function
Connect up to 32 SPM-4Relays.One SPM-Main can be connected 32 SPM-4Relays. Each SPM-4Relay has 4 isolated channels to help you manage devices more conveniently
Power metering.You can monitor the power consumption by checking eWeLink App on your mobile phone. Obtaining current, voltage and power easily

Original price was: 41,64 €.Current price is: 29,99 €.