1.Brand new board already pre-assembled in a quality acrylic case.

2.Microcontroller ATmega2560.

3.Operating Voltage: 5V.

4.Input Voltage (recommended): 7-12V.

5.Input Voltage (limits): 6-20V.

6.Digital I/O Pins: 54 (of which 15 provide PWM output).

7.Analog Input Pins: 16.

8.DC Current per I/O Pin: 40mA.

9.DC Current for 3.3V Pin: 50mA .

10.Flash Memory: 256 KB of which 8 KB used by bootloader.

11.SRAM: 8 KB.

12.EEPROM: 4 KB.

13.Clock Speed: 16 MHz.