WiFi Power Meter SONOFF SPM-4 Relay Linkable Slave Unit – Ledkia

Description

WiFi Power Meter SONOFF SPM-4 Relay Linkable Slave Unit  is a meter that can be used to keep track of consumption in different rooms, electrical components or household appliances, linking several points under a single display on the Smartphone, making it possible to monitor consumption, as well as its intelligent remote control. Features of the WiFi Power Meter SONOFF SPM-4 Relay Linkable Slave Unit Both the SPM – Main Master Unit and its slave unit SPM-4 Relay have a standard size allowing it to be placed on a DIN Rail. Pairing instructions with the eWeLink application: 1. Download the