NodeMCU V3 Lua ESP8266 WiFi 4MB, USB, Internet-Of-Things

This NodeMCU ESP8266 WiFi Module features 4MB Flash Memory, CH340 USB Chip, and comes with the Lua Script Firmware.

It is Open-source, Interactive, Programmable, Low cost, Simple, Smart, WiFi enabled.

Supply voltage: 4 to 9V to pin VIN, or 5V USB
Can be programmed using Arduino IDE
Event-driven API for network applicaitons
10 GPIOs, PWM functionality, I2C and SPI communicaiton, 1-Wire and 1 ADC all in one board
80MHz clock speed, 10 times faster than Atmel Atmega328
WiFi networking (access point, client or webserver)
For your Internet Of Things project!