Catalog > Internet of Things (IOT) Related Products > More Platforms Nano I/O Expansion Shield Board Nano I/O Expansion Shield Board Compatible with Arduino NANO V2.X and V3.X BSK NANO I/O EXPANSION BOARD COMPATIBLE WITH ARDUINO NANO I/O EXPANSION BOARD Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications 14 I/O Pin (servo type with GND, power and signal)8 analog Pin with Power Output and GND6 PWM pin1 Servo Power Input5 I2C Expansion PinAREF Output3.3V OutputInput Voltage : 5.5VPCB Board Size : 57x54mmCompatibility : Compatible with Arduino NANO V2.X and V3.X