Pro Mini 5V 16Mhz ATMega328 Board Compatible with Arduino

Arduino UNO R3 Rev3 ATMEGA328P Compatible Board, SMD, CH340 ATMEGA328P 5V 16Mhz

Pro Micro ATMEGA32U4 5V 16MHZ Module Type-C Micro Mini USB for Arduino UK

Arduino Nano V3.0 ATmega328P Compatible 5V 16MHz Mini USB ATmega 328P

Pro Mini Atmega168 5V 16M Board Replacement For Arduino Nano

Arduino Nano V3 USB TYPE C ATMEGA328P CH340 USB driver 16Mhz

Arduino UNO R3 Compatible Development Board ATmega328P CH340G USB

1-10Piece Pro Mini Atmega168PAU 5V 16MHz Core Development Board For Arduino DIY