WLAN Relais Modul ESP8266 IOT APP Controller 5/12V 2-Kanal für Smart Home
ab 6,56 €
Onboard high performance microprocessor STM8S103 and ESP-01 WiFi modules. 5V/1A power adapter and APP “ESP Touch--Demo”. After the connection is successful, the green light flashes slowly from 2 seconds to normal.
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