Nano Expansion board makes it easy to connect a variety of sensors and other components altogether. It interface Nano's Digital I/O and Analog Input Pins with Power and GND. It also provides separate Serial and I2C interface for easy connection. With his own Barrel Jack and input power regulator. It also work as UNO shield(not at the same time)

Specifications

• 14 I/O Pin (servo type with GND, power, and signal).
• 8 analog Pin with power output and GND.
• 6 PWM Pin.
• 1 Servo power input.
• 5 I2C expansion Pin.
• AREF.
• 12v@1A max input
• 3.3V output.