10Pcs ESP8266 CP2102 ESP-12E NodeMcu LUA Internet WiFi Development Board Open Source Serial Internet Wireless Module for IDE Micropython - Imported Products from USA - iBhejo
Nodemcu-32s Datasheet
Datasheet esp8266 nodemcu v3
NodeMCU ESP8266 Pinout, Specifications, Features & Datasheet
Nodemcu ESP8266 Pinout, Specs, Versions with detailed board layout
Smart Home Automation Control System | ESP8266 | NodeMcu | Firebase