ESP8266 WiFi ESP-01 4-Channel Relay Module 12V For IOT Smart Home Mobile APP
8,32 €
The 12V ESP8266 four-way WIFI relay module uses the ESP-01 as a WIFI module, with a mature and stable 8-bit MCU chip. 1, Onboard high performance microprocessor and ESP-01 WIFI module;. LED D1/D2/D3/D4 (red light): Relay operation indicator lighted when turned on.
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