Brand N/A Model 2560 R3 Quantity 1 Color Black + blue Material Immersion gold board Features Arduino Mega is a micro control development board based on ATmega2560 with 54 units I/O port (14 of them can be as PWM output) 16 units analog ratio input port and 4 units UART (hardware serial ports) and 16MHz crystal oscillator; Can download program through USB directly w/ bootloader; Power can be supplied by USB AC to DC adapter or battery; Can use Arduino language flash or processing quickly; Can download for free Specification 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: 40mA; DC Current for 3.3V Pin: 50mA; Flash Memory: 256KB of which 4 KB used by bootloader; SRAM: 8KB; EEPROM: 4KB; Clock Speed: 16MHz Application Used for learning / development Other Too low voltage will cause unstable while too high voltage will cause over-heat and damage Arduino MEGA; Thus suggested voltage is 6.5~12V recommended power voltage is 7.5V / 9V; A product for arduino that works with official Arduino boards English Manual/Spec http://arduino.cc/en/Main/Software Packing List 1 x Development board 1 x V3 expansion board 1 x Bread board 65 x Jumper wire (long: 24cm short: 10cm) 1 x USB cable (60cm)