NodeMCU ESP8266 WiFi Development Board
NodeMCU ESP8266 dev board — a compact, built-in WiFi microcontroller board perfect for IoT projects, home automation, sensor networks, and smart devices.
Features:
Built-in ESP8266 WiFi module (802.11 b/g/n)
Micro USB port for easy programming and power
Compatible with Arduino IDE, MicroPython, and Lua/NodeMCU firmware
Onboard voltage regulator — works directly from USB power
GPIO pins broken out for sensors, relays, displays, and more
Reset and flash buttons onboard
CP2102/CH340 USB-to-serial chip for reliable programming
Great for beginners and makers — huge community support and tutorials online