Quantity   Component name
1 × Ra-02 LoRa Module LCSC https://lcsc.com/product-detail/Wireless-Modules_SX1278LoRaWireless-Modules-Long10KM-433_C90039.html
1 × ESP8266 LCSC https://lcsc.com/product-detail/WIFI-Modules_ESP-12F-ESP8266MOD_C82891.html
1 × OLED DISPLAY