[Jay Kickliter] built his own coin cell battery recharger ... We looked around and indeed you can find LR2032; a rechargeable replacement for the CR2032. But the capacity rating falls way flat.

However, while it's small and handy, its battery life can be a problem. The AirTag uses a CR2032 battery, and that cell lasts for about a year before you need to change it out. While this isn't a ...