 Microcontroller : ATmega328SMD

 Operating Voltage :5V

 Input Voltage (recommended) :7-12V

 Digital I/O Pins : 14 (of which 6 provide PWMoutput)  Analog Input Pins :6

 Flash Memory : 32 KB (ATmega328) of which 0.5 KB used by bootloader

 SRAM : 2 KB(ATmega328)

 EEPROM : 1 KB(ATmega328)

 Clock Speed : 16MHz