Students are exploring all the parts of their cameras at the beginning of the semester, so I’m updating my own education on batteries. Here are some helpful pages.
If you use Lithium Ion (Li-ion) batteries, and most SLR cameras do, follow Ken Rockwell’s guidelines to make them last for years charge after charge. This doesn’t apply to all rechargeable batteries, so be sure to know if you have Li-ion.
Here’s a simple tool for Canon’s LP-E6 battery. I never knew this great tip!
Built-in Battery Management with the LP-E6 Battery
Your own camera manual or technical specs for your battery may have other tips or instructions. It’s worth it to read the fine print.