CH340G Replace FT232RLOperating Voltage��logic level����5V8 analog inputs ports:A0 ~ A714 Digital input / output ports:TX，RX，D2 ~ D136 PWM ports:D3， D5， D6， D9， D10， D111 pairs of TTL level serial transceiver ports RX / TXUsing Atmel Atmega328P-AU MCUThere is bootloader installed in itSupport USB download and PowerSupport for external 5V ~ 12V DC power supplySupport power supply by 9V batterySupport ISP downloadCH340G Driver Download link : http://www.wch-ic.com/download/list.asp?id=126 OR http://www.5v.ru/ch340g.htmIDE of arduino Download link : http://arduino.cc/en/Main/SoftwarePackage Include:1 x Mini USB Nano V3.0 ATmega328 5V 16M Micro-controller board For Arduino + USB Cable