Tamiya 70013 UM3 Battery Box Set - STEM Power Module  [70013]

Quick look at the UM3 battery box

The Tamiya UM3 Battery Box Set is a compact power module intended for hobbyists and educators who need a reliable AA battery supply for small models and hands-on projects. Its straightforward design makes it simple to add portable power to your builds.

Compatibility and setup

This battery box accepts common AA cells and integrates with a wide range of Tamiya kits and basic circuits. The layout keeps connections accessible so you can wire it into models or learning rigs without fuss.

Practical classroom and hobby use

Suited to introductory electronics and model making, the UM3 battery box helps demonstrate basic electrical concepts through real assemblies. It is a practical option for workshops, club sessions, and personal tinkering alike.

Customer questions