Spesifikasi: Microcontroller ATmega328 Operating Voltage (logic level) 5 V Input Voltage/Vin (recommended) 7-9V Digital I/O Pins 14 (of which 6 provide PWM output) Analog Input Pins 8 DC Current per I/O Pin 40 mA Flash Memory 32 KBof which 2 KB used by bootloader SRAM 2 KB EEPROM 1 KB Clock Speed 16 MHz Dimensions 0.73" x 1.70" Length 45 mm Width 18 mm