Arduino Uno R3 - Genuine ATmega328P Microcontroller, Digital/Analog I/O Pins

For Arduino UNO R3 Shield Board Prototype PCB Atmega328P 2.54mm Pitch Breadboard

3 PACK Transparent Acrylic Case Cover Shell Enclosure Boxes for Arduino UNO R3

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

For Arduino UNO R3 Shield Board Prototype PCB Atmega328P 2.54mm Pitch Breadboard

For Arduino UNO R3 Shield Prototype PCB Atmega328P Mega 2560 2.54mm Breadboard