This 2xAAA Battery Cage with JST connector is compatible with the BBC micro:bit. Supplied with colour coded power leads and a JST connector at the end, this battery cage is light and features a M3 mounting hole in the centre so it can be attached to the back of BBC micro:bit cases. The JST connector easily plugs into the BBC micro:bit to provide a portable power supply. Ideal in any project kit with a JST connector power supply interface.