// Modular Battery PRO Kit
Build your own battery.
The Cayrex Modular Battery PRO V3 Kit is a DIY/STEM battery kit designed for home makers and experimentalists. An affordable way to build and experiment with batteries — without the need for expensive materials.
What's in the kit.
Cayrex Modular Battery PRO V3 Kit is a DIY/STEM battery kit designed for home makers and experimentalists. It provides an affordable way to build and experiment with batteries, without the need for expensive materials.
