NodeMCU is the fast leading edge low cost technology to WiFi .
• Modern high level mature LUA based technology. It is an integrated unit with all available resources on board. It is super simple to complement your existing Arduino projects or any development board that has I/O pins available.
• Modern Internet development tools such as Node.js can take advantage the NodeMCU with the built-in API to put your idea on the fast track immediately.
• NodeMCU is built based on the mature ESP8266 technology to take advantage the abundant resources available on the web.
• NodeMCU is a ESP8266 Arduino Wifi Module based development board.It has got CP2102 USB to serial converter.