DC 5-30V ESP32 WIFI Bluetooth BLE 8 Kanal Relais ESP32 - Entwicklungsboard
19,13 €
4, Onboard ESP32 module IO0 programmable button and reset button;. 7, 1 programmable LED and relay indicator onboard. Sound & Vision. Get The Right At The Right Price！. We will be happy to resolve any issues you may have in a cordial and friendly manner.
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