Specifications:

3D Printer Accessories, Arduino Mega 2560 controller

Microcontroller                 ATmega2560

Operating Voltage               5V

Input Voltage (recommended)     7-12V

Input Voltage (limits)         6-20V

Digital I/O Pins               54 (of which 14 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 4 KB used by bootloader

SRAM                           8 KB

EEPROM                         4 KB

Clock Speed                    16MHz

welcome to contact us for more details！ EMAIL:   sales@lankeda.com