Originally Posted by
Johnnysplits
Fast charge mode means that the battery gets an unbalanced charge. I have no explanation how both of your batteries finished at the same time. It doesn't make sense. The one getting the balance charge should have taken longer. Were both batteries at the same state of discharge before charging?
Yes both batteries were at 3.4 per cell. I literally saw no difference in charge times. Also I thought fast charge won't fully charge the battery but both batteries were at 4.2 v per cell when they were finished. I'm confused