SODIAL(R) Nano V3.0 AVR ATmega328 P-20AU Module Board Black Blue w USB Cable Item Name : Nano V3.0 AVR ATmega328 P-20AU Module Board w USB Cable for Arduino;Digital I/O Pins : 12 (D2~D13);Analog Input Pins : 8 (A0~A7) PWM Output Pins : 6 (D3/D5/D6/D9/D10/D11);Microcontroller : Atmel Atmega328P-AU;Power Supply : 5V~12V DC & 9V Battery Frenquency : 16MHz;Size : 5.8 x 3.4 x 1.7cm/ 2.3" x 1.3" x 0.7"(L*W*T) Material : Electronic Board;Board Color : Blue, Black Total Weight : 23g