Mega 2560 R3 Board with USB Cable, ATMega 2560 ATMega16U2 Chip for Arduino Integrated Driver with Retail Box
Features:
Microcontroller ATmega2560
Operating Voltage 5V
Input Voltage(recommended) 7-12V
Digital I/O Pins 54(of which 14 provide PWM output)
Analog Input Pins 16
DC Current per I/O Pin 40Ma
Flash Memory 256KB of which 4 KB used by bootloader
DC Current for 3.3 V Pin 50 Ma
SRAM 8 KB
EEPROM 4KB
Clock Speed 16MHz