Technical parameters of Nano Arduino: Arduino Nano is a Simple ultra small i/o platform based and open source code, with the previous version of the USB Arduino Arduino Nano Diecimila, a great advantage in the volume, Arduino can be used to develop electronic products need to operate independently, and has an interactive effect; can also be used to develop a computer connected with with Flash, Processing, Max/Msp, PD, VVVV and other interactive works together to complete the software. Technical parameters of Nano Arduino: 1.12 digital input / output port D2~D13, 2.8 analog input port A0~A7 3.1 on the TTL level of the serial port RX/TX 4.6 PWM ports, D3, D5, D6, D9, D10, D11, 5 using Atmega328P-AU Atmel single chip microcomputer 6 support USB download and power supply 7 support external 5V~12V DC power supply 8 support 9V battery power supply 9 support ISP Download This product contains: 1 a piece of Nano Arduino 2 using FTDI232RL 3 chip physical map