● Micro controller: ATmega328
● Input Voltage (limits): 6-20V
● Digital I/O Pins: 14 (of which 6 provide PWM output)
● Analog Input Pins: 6
● DC Current per I/O Pin: 40 mA
● DC Current for 3.3V
● Pin: 50 mA
● Flash Memory: 32 KB (ATmega328) of which 0.5 KB used by bootloader
● SRAM: 2 KB (ATmega328)
● EEPROM: 1 KB (ATmega328)
● Clock Speed: 16MHz