ProMini ATmega328P 5V 16MHz with Crystal Oscillator. Chip bisa yang AU atau MU (random tergantung stok)
ATmega328 running at 16MHz with external resonator Operating Voltage: 5V USB connection off board Supports auto-reset Over current protected DC input 6V up to 12V On board Power and Status LEDs Analog Pins: 8 Digital I/Os: 14
Hati-hati ada versi lebih murah dengan chip ATmega168 Prosesor : Atmega328P Clock : 16Mhz Tegangan Kerja : 5V bisa sampai 9v