Arduino Nano V3.0 Expansion Sensor Shield
The arduino Nano IO Extension Shield is specially designed for a simple connection between Arduino Nano and many other devices. It is compatible with both Nano v2.0 and v3.0.
This expansion shield offers:
14 I / O Pin (servo type with GND, power and signal)
8 analog Pin with power and GND
6 PWM Pin
1 Servo power input
5 I2C expansion Pin