Amazon.com: ideaspark 3pcs ESP8266 NodeMCU CH340 ESP-12E WiFi Wireless Internet Development Board Serial Module with Micro USB Cable Works Great for Arduino IDE : Electronics
Using the EEPROM with the ESP8266 • AranaCorp
Wireless Module Ch340/cp2102/ch9102x Nodemcu V3 V2 V2.1 Lua Wifi Internet Of Things Development Board Based Esp8266 Esp-12e - Integrated Circuits - AliExpress