12V ESP8266 ESP-01 4 Channel WiFi Relay Module Fit IOT Phone APP Controller
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;. NC1: Normally closed, the relay is short-circuited with COM1 before the relay is closed, and it is vacant after being sucked up;.
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