The DFRobot advent of micro:bit is simple and practical way of programming and this expansion board not only lead to 9 micro: bit onboard GPIO interfaces, but also comes with 4-way motor drives and 8 servo interface of which 4-way motor drive can be reused as 2-way stepper motor drive.
Standard Gravity Interface It provide a DC 2.1 plug and a wiring terminal
Attribute
Value
Product Name
DC Motor Development Kit for DFR05 for BBC micro:bit