Keyestudio Power Supply Expansion Shield Board for Micro Bit (BLACK)

Descriptions: 
This expansion board is fully compatible with micro:bit, facilitating the wiring of its development board. It is a very useful module for your scientific experiment, come and take one home!

Features at a glance: 
- Connect the expansion board and development board by a double-headed wire to supply power
- There are two ports on the board that can access two batteries, each provide 1.5V
- It also comes with a DIP switch for controlling the power input
- Made of high-quality material, with strong abrasion resistance