NodeMCU or WeMOS, not Arduino (those are ESP8266 based; not AVR like Arduinos; comes with built-in WiFi; for monitoring you can connect directly to its built-in web server).
NodeMCU or WeMOS, not Arduino (those are ESP8266 based; not AVR like Arduinos; comes with built-in WiFi; for monitoring you can connect directly to its built-in web server).