Robot Expansion Board Stepper Motor HAT I2C Driver Servo Controller Module for Raspberry Pi 3 4

Features:
-4 way motor +4 way servo.
-WIFI remote control, support for Raspberry Pi 3.
-Built-in stable voltage circuit, easy to use.
-Using I2C communication, support multi-cascade expansion.

Pin Description:

Package Included:
1 x Expansion Board