Nano V3.0 Expansion Shield UNO + ATmega328P Board CH340E Micro USB for Arduino

Arduino Nano IO Expansion Shield is specifically designed to facilitate an easy connection between Arduino Nano and many other devices.In essence, it expands the Arduino Nano controller to link those devices in a simple and trouble free manner.It is a perfect companion of Nano breadboard and compatible with both Arduino Nano v2.x and v3.x. Operating 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 battery Features ATmega328P BoardUpdated layout for better integrationGuaranteed to work with the Arduino IDECH340E USB interfaceMICRO USB interface for power and communicationCompact SizeComplete access to all headersSpecificationMicro-controller : Atmel Atmega328POperating voltage : 5VDigital