Nano is a group of open source code in the ultra-small Simple i / o platform, compared with the previous USB version Arduino Diecimila, Nano in size accounted for a large advantage that can be used to develop the required run independently, and interactive effects Electronic products; it can also be used to develop a computer connected, interactive work with Flash, Processing, Max / Msp, PD, VVVV done in collaboration with other software.(FTDI Include) Arduino Nano technical parameters: 1.12 digital input / output port D2 ~ D13, 2.8 analog inputs A0 ~ A7 3.1 pairs of TTL level serial port transceiver port RX / TX 4.6 PWM ports, D3, D5, D6, D9, D10, D11 5. Microcontroller using Atmel Atmega328P-AU 6. Support USB download and power supply 7. Support external 5V ~ 12V DC power supply 8. Support 9V battery 9. Support ISP download This product contains: 1. Arduino Nano 1buah