Instructables member Qttting_F has published a fantastic project detailing how to build a Water Surface Lamp, using a little Arduino coding and hardware, combined with a few LED lights to great effect ...
case ARDUINO_EVENT_ETH_CONNECTED: Serial.println("ETH Connected"); break; case ARDUINO_EVENT_ETH_GOT_IP: Serial.printf("ETH Got IP: '%s'\n", esp_netif_get_desc(info ...