SainSmart MEGA 2560 Board for Arduino UNO Mega Nano DUE Robot R3 Duemilanove
Overview : The SainSmart MEGA 2560 Board for Arduino: This is a microcontroller board based on the ATmega2560. It has 54 digital input/output pins (of which 14 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial ports), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started. Specifications :  Input voltage - 7-12V.  54 Digital I/O Pins (14 PWM outputs).  16 Analog Inputs.  256k Flash Memory.  16Mhz Clock Speed. Package Content : 1 x SainSmart MEGA 2560 Board.