Mega 2560 + WiFi R3 ATmega2560 + ESP8266 USB-TTL for Arduino Mega NodeMCU -UK

Mega2560 R3 ATMEGA 2560 CH340 Atmega2560-16AU Board For Arduino

Arduino UNO R3 Wifi Board ESP8266 ESP-12F MEGA328P ATMEGA16U2

CH340G CH340 USB TTL Serial Adapter UART FTDI Router Upgrade ESP8266 Arduino

4 Channel ESP8266 Mains Current Sensor - Wemos - Current - SCT013 - 100A/50mA

CH340G CH340 USB TTL Serial Adapter UART FTDI Router Upgrade ESP8266 Arduino

MEGA 2560 ATMEGA2560-16AU Pro USB CH340G ProtoShield V3 Breadboard For Arduino

UK | Wemos Lolin D1 Mini V4.0 USB-C WiFi ESP8266 4MB Nodemcu Arduino Micropython