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ESP8266 NodeMCU V3 (ESP-12E) Pinout Diagram

ESP8266 NodeMCU V3 (ESP-12E) Pinout & Specifications

Welcome to the definitive pinout guide for the ESP8266 NodeMCU V3 (ESP-12E).

The original budget Wi-Fi board that revolutionized IoT.

(High-resolution pinout diagram coming soon!)

Key Specifications

Important Wiring Notes

Need to learn how to wire sensors to this board? Check out our Academy for step-by-step tutorials!