ESP32 WiFi Bluetooth ble Single Relais Modul ESP32 Entwicklungsboard I/O UART
10,04 €
4: Onboard ESP32 module RST reset button and IO0 programmable button;. Onboard ESP32 module RST reset button and lO0 programmable button;. 5: Longer relay life. Onboard power indicator, 1 programmable LED and relay indicator.
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