DC 5-30V ESP32 WIFI Bluetooth BLE 8 Kanal Relais ESP32-WM Entwicklungsboard
19,22 €
4, Onboard ESP32 module IO0 programmable button and reset button;. 7, 1 programmable LED and relay indicator onboard. Do not run through your life so fast that you forget not only where you have been, but also where you are.
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