NodeMCU Combo kit with all available devices to design any IOT based projects.
NodeMCU is an open source IoT platform. It uses the Embedded C scripting language. It is based on the esp8266 based project, and built on the ESP8266 SDK 1.4. It uses many open source projects, such as lua-cjson, and spiffs. It includes firmware which runs on the ESP8266 Wi-Fi SoC, and hardware which is based on the ESP-12 module. Its directly program through Arduino Ide.