ESP32 WIFI Bluetooth BLE four-way Relay Module ESP32-WR Development Board
17,56 €
2: Onboard mature and stable ESP32-WROOM-32E module, large-capacity 4M Byte Flash;. 5: Onboard ESP32 module IO0 programmable button and reset button;. 45 In 1 Sensor. Battery Protection Board. Board size: 93 87mm.
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