The 'Glow' circuit assembly

Assemble a simple, pre-made circuit with light that you can incorporate into your 3D designs.

4. Add the coin cell battery

Picture of Add the Coin Cell Battery

Pick up your coincell CR2032 battery, and align the positive side (labelled "+") with the “+” indicator on the printed holder. Once inserted, the battery interacts with the two small grooves to create spaces just the right side for the leads of an LED, sandwiching them together.