Basics: Project 086c Raspberry PI 3 model B board, ESP8266 ESP-12E module, 8 channel relay module, 7 at Acoptex.com / ACOPTEX.COM
Amazon.com: HiLetgo 3pcs ESP8266 NodeMCU CP2102 ESP-12E Development Board Open Source Serial Module Works Great for Arduino IDE/Micropython (Large) : Electronics
Basics: Project 086c Raspberry PI 3 model B board, ESP8266 ESP-12E module, 8 channel relay module, 7 at Acoptex.com / ACOPTEX.COM
Nodemcu Node Mcu Base Esp8266 Testing Diy Breadboard Basics Tester Suitable For Nodemcu V3 - Integrated Circuits - AliExpress
When IoT Meets AI: Home Automation With Alexa and NodeMCU - Hackster.io
ESP8266 NodeMCU Relay Module - Control AC Appliances (Web Server) | Random Nerd Tutorials
Wireless Module Nodemcu V3 Ch340 Lua Wifi Internet Of Things Development Board Esp8266 With Pcb Antenna And Usb Port For Arduino - Integrated Circuits - AliExpress
SOLVED] Problem witch "too high" current on relay 8 chanel module. - General Electronics - Arduino Forum
Tzt Nodemcu Node Mcu Base Esp8266 Testing Diy Breadboard Basics Tester Suitable For Nodemcu V3 - Integrated Circuits - AliExpress