SPM-Main
smart home & automation SONOFF SPM-Main
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[ Features & Function: SPM-Main and SPM-4Relay are the main unit and slave unit of SmartStackable Power Meter, and both are designed to work together.You can control the added slave unit in the App through pairing themain unit with the eWeLink App ]
Input: 100-240V~ 50/60Hz 50mA Max
Product Size: 142.5x90x66.5mm
Micro SD card storage range: 8GB-32GB
Color: White
Certification: CE / RoHS / FCC
Shell material: PC V0