4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)
4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)
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4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266 (12V)

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Key item features

  • 2 Working Modes:The mobile phone is directly mounted on the WIFl module; the mobile phone and the WIFI module are both mounted on the router
  • Additional Function: Can be used as a USB relay when ESP-01 is unplugged
  • Transmission Distance:When the WIFI module and mobile phone are mounted on the router at the same time, the transmission distance depends on the strength of the router
  • Reserved: UART debugging interface and MCU program download interface
  • 4 Channel Relay Module:4 Channel WiFi Wireless Relay Module Smart Home Phone APP Remote Switch Module ESP8266
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