Photo 1 of Ewelink WiFi Wireless Smart Relay Module USB DC 5v/12v/24v/48v 2 Channel Switch for Garage Door, Rolling Shutter Door, Electric Curtain

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Photo 1 of Ewelink WiFi Wireless Smart Relay Module USB DC 5v/12v/24v/48v 2 Channel Switch for Garage Door, Rolling Shutter Door, Electric CurtainPhoto 2 of Ewelink WiFi Wireless Smart Relay Module USB DC 5v/12v/24v/48v 2 Channel Switch for Garage Door, Rolling Shutter Door, Electric Curtain