CH340 ATmega 2560 R3 Board Compatible with Arduino MEGA 2560 IDE + Case + Shield

UNO R3 Development board ATmega328P/CH340 Chip 16Mhz For Arduino UNO R3

CH340 ATmega 328P R3 Board Compatible with Arduino UNO IDE + Case + Shield

Arduino UNO R3 Compatible Board ATmega328P DIP + USB Cable

RC522 RFID Kit 13.56 Mhz including Tag and Card for ESP32 and Arduino

LilyPad Arduino (Compatible) 328 Main Board ATmega328P

UNO R3 Arduino compatible Board using ATmega328P chip made by KUONGSHUN

Electronics Component Basic Kit with 830 tie-points Breadboard Resist for UNO R3