- ATmega328 microcontroller with Optiboot (UNO) Bootloader
- A fully assembled and tested microcontroller and physical computing board with through-hole headers attached
- 32KB of flash and 2KB of RAM, running at 16 MHz
- Compatible with "Classic" and "R3" Shields
- ATmega328 microcontroller with Optiboot (UNO) Bootloader
- A fully assembled and tested microcontroller and physical computing board with through-hole headers attached
- 32KB of flash and 2KB of RAM, running at 16 MHz
- Compatible with "Classic" and "R3" Shields