Ai-Thinker NodeMCU-8266 - ESP-12S

This board is a version of the NodeMCU board with an ESP-12S or ESP-12F module. The board has a micro USB connection with which it can be programmed and/or powered (micro USB cable not included).

Specifications:

• Supply voltage:
  • Micro USB: 5V DC
  • 5V pin: 5V DC
  • 3V3 pin: 3.3V DC
• GPIO voltage: 3.3V
• Chip: ESP8266 ESP-12S
  • Flash memory: 4MB
  • Built-in Wi-Fi
• USB to serial converter: CH340C
• Built-in RGB LED:
  • Red: GPIO4
  • Green: GPIO2
  • Blue: GPIO5
• Dimensions: See images

CH340 drivers:

• Windows
• Mac OSX
• Linux
• Android

Package contents:

• 1x NodeMCU-8266 - ESP-12S

See the following page for how to use this module with the Arduino IDE: GitHub ESP8266.