Brand Funduino Model Funduino mega 2560 R3 Quantity 1 Color Blue + black Material FR4 Features More powerful ATMEGA16U2 expands the ISP FLASH. Besides traditional USB to serial port it allows users to define other functions such as set the USB as mouse keyboard rocking lever camera etc. Compared with the 2011 version this module adds to it SDA SCL. IOREF port gives Shield voltage reference; one extra port space is preserved in the left of IOREF for future use. Its reset circuit is also improved and more stable. Specification 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 Application Development learning board English Manual/Spec http://arduino.cc/en/Main/Software Packing List 1 x Module 1 x USB cable (52cm)