2X 8 Channel Esp8266 Wireless Wifi Relay Module Esp-12F Development Board 5V/7-28V E-Welink App Remote Control 4714239065902

2X 8 Channel Esp8266 Wireless Wifi Relay Module Esp-12F Development Board 5V/7-28V E-Welink App Remote Control 4714239065902

1. -board mature and stable ESP-12F wifi module, large-capacity 4m bytes flash memory; 2. The I/O port of the WIFI module and the UART program...

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