Micro:bit Expansion Board Adapter


IO : bit is a functional expansion mini board for Micro:bit, which contains a miniature buzzer.

It is different from the general expansion board on the market, not just IO adapter board.



  • Plug and play, for Micro:bit
  • With Lego mounting holes, for KittenBot
  • With miniature buzzer
  • Size: 3.7 x 5.7 cm
  • PCB board: 1.6mm


Package Included:

1x IO expansion board (Micro:bit not included)