Power:bit watch kit for microbit (without Micro:bit Board)


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This micro:bit watch kit is a set of wearable devices based on the power:bit by ElecFreaks. With some simple assembly, you can DIY a micro:bit watch.

The power:bit cell board is a small micro:bit expansion board equipped with a buzzer. It can supply power to the board while giving access to P1, P2,GND and 3V ports on a connector, which can optionally be attached to the included rainbow LED ring.


1. Attach your micro:bit and power:bit together with screws:

2. Insert two Li-batteries into the battery socket:

3. Fix the back crystal board with 3 hexagon screws:

4. Attach the watch band through the holes on the board:


5. Optionally, you can plug in the rainbow LED:


  • 1 x powerbit
  • 1 x Acrylic Case
  • 1 x Nylon Watch Band
  • 1 x 8 bead Rainbow LED Ring

Documents & Projects

Power:bit Introduction