Feature:
Microcontroller: ATmega2560
Operating Voltage: 5V
Input Voltage (recommended): 6-9V
Input Voltage (limit): 12V
Digital I/O Pins: 54 (of which 15 provide PWM output)
Analog Input Pins: 16
DC Current for 5V Pin: 800 mA
DC Current for 3.3V Pin: 800 mA
Flash Memory: 256 KB of which 8 KB used by bootloader
SRAM: 8 KB
EEPROM: 4 KB
Clock Speed: 16 MHz
Built-in LED: 13