2x AAA Battery Holder with Switch

2 x AAA Battery Holder with On/Off Switch and JST Connector – Perfect for micro:bit Projects

This slim 2 x AAA battery holder is the ideal portable power solution for your micro:bit projects. Designed to connect two AAA batteries in series, it provides a stable 3V output. Just what your micro:bit needs to run reliably in classrooms, workshops, or maker spaces.

Features

• Compatible with BBC micro:bit (via standard 2-pin JST PH connector)

• Integrated on/off switch for easy power control without unplugging

• Compact, lightweight design fits into tight enclosures or wearables

• Polarity matched for micro:bit and Li-Ion/JST power setup
  
  

Whether you're building a wearable project, robot, or a classroom experiment, this battery pack keeps your micro:bit powered safely and efficiently. The JST plug is designed to avoid tearing pins—perfect for frequent use by students and makers.

Use it for:

• STEM education kits

• Portable or remote micro:bit experiments

• Low-voltage DIY electronics

Pair it with our other micro:bit accessories for a complete setup!