ESP8266 ESP-12E NodeMCU CP2102 Board 3-Pack

Description

The ESP8266 NodeMCU is a compact, Wi-Fi-enabled development board based on the ESP8266 SoC. Featuring USB connectivity and a built-in voltage regulator, it’s a favorite for IoT projects, home automation, and smart device prototyping. It supports Lua scripting and Arduino IDE, making it accessible for beginners and flexible for advanced users.

Specs

Specification	Value
Microcontroller	ESP8266EX
Operating Voltage	3.3V
Input Voltage (USB)	5V
Digital I/O Pins	11 (some multifunctional)
Flash Memory	4 MB
Wi-Fi	802.11 b/g/n
USB-to-Serial Chip	CH340 or CP2102
USB Connector	Micro USB
Programming Language	Arduino IDE, Lua

Compatibility

• Arduino IDE & Lua scripting
• NodeMCU Firmware
• PlatformIO & MicroPython
• Home automation systems (e.g., Home Assistant, MQTT)

Resources

• 📘 Getting Started with NodeMCU
  Tutorial by Random Nerd
• 🔧 Pinout and GPIO Reference
  View Diagram
• 💡 ESP8266 Beginner Projects
  Arduino Project Hub

Description
An open-source Lua-based firmware board using the ESP8266 Wi-Fi SoC, ideal for rapid prototyping with ultra-low-cost wireless modules. The NodeMCU integrates the CP2102 USB-to-serial interface for easy programming without manual reset or flash button presses. Featuring powerful onboard processing, storage, and GPIOs, it supports Arduino IDE, Mongoose IoT, and MicroPython for versatile IoT applications and wireless sensor integration.

Specs
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Compatibility
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Resources
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