Compatible for Arduino R3 PLUS Sensor I/O Shield Atmega328P 16U2 Expansion Board

Nano V3.0 ATmega328 CH340G 5V 16M Micro-controller with Mini USB Cable

UNO R3 ATmega328P ATmega16U2 Board + USB Cable + Clear Case For Arduino

Arduino Compatible UNO R3 PLUS Sensor I/O Shield Atmega328P 16U2 Expansion Board

USA ATmega2560-16AU CH340G MEGA 2560 R3 Board + Free USB Cable For Arduino S3

5PCS Nano Board ATmega328P, CH340G Chip 5V 16M- Unsoldered

Brand New Adafruit METRO #2488 with Headers - ATmega 328, US Seller

UNO R3 + WiFi ATmega328P+ESP8266 (32Mb memory) USB-TTL CH340G For ESP8266