• ATmega328P Microcontroller 14 x digital I/O pins (6 can be used as PWM outputs) • 6 x Analogue inputs • 16MHz quartz crystal • 1 x USB • 1 x power jack • 1 x ICSP header • 1 x reset button • 1x ECC608 crypto chip • Operating voltage: 5 V FLASH memory: 32 KB • SRAM: 2 K • EEPROM: 1 K • Size: 68.6 x 53.4 mm