NodeMCU is an IoT Module based on the ESP8266 wifi Module. NodeMCU uses Lua Scripting language and is an open-source Internet of Things (IoT) platform. This module has CH340g USB to TTL IC.
Specification:
It is based on ESP8266, integrates GPIO, PWM, IIC, 1-Wire, and ADC all in one board.
Power your development in the fastest way in combination with NodeMCU Firmware.
USB-TTL included plug&play.
10 GPIO, every GPIO can be PWM, I2C, 1-wire.
Features:
Open-source IoT Platform
Easily Programmable
Low cost & Simple to Implement
WI-FI enabled
Package Contents:
1 x ESP8266 CH340 NodeMCU Wi-Fi Module