UNO R3 + ESP8266
Combine the UNO with an ESP8266!
This UNO R3 clone has an on board ES8266 for WiFi connectivity and a CH340G USB TTL connector
Model Number: WiFi-R3-AT328-ESP8266-32MB-CH340G
Supply Voltage: 6~9V recommend
MCU: ATmega328
WiFi MCU: ESP8266
USB-converter: CH340G
WiFi R3 ATmega328P+ESP8266 (32Mb memory),
USB-TTL CH340G.
Compatible with: Arduino Uno, NodeMCU, WeMos ESP8266
Model Number: WiFi-R3-AT328-ESP8266-32MB-CH340G
Supply Voltage: 6~9V recommend
MCU: ATmega328
WiFi MCU: ESP8266
USB-converter: CH340G
WiFi R3 ATmega328P+ESP8266 (32Mb memory),
USB-TTL CH340G.
Compatible with: Arduino Uno, NodeMCU, WeMos ESP8266