Arduino Mega 2560 R3 Without logo

Microcontroller:                               ATmega2560

Operating voltage:                          5 V

Input voltage (recommended):       7-12 V

Digital I/O pins:                               70 (of which 15 provide PWM output)

Analog input pins:                          16

DC current per I/O pin:                  40 mA

DC current for 3.3V pin:                50 mA

Flash memory:                              256 KB of which 8 KB used by bootloader

SRAM:                                           8 KB

EEPROM:                                     4 KB

Clock speed:                                16 MHZ