Originally Posted by UndefinedTaco
I charge at 3A on most of my batteries, even ones that will charge 10a no problem....
Even my 2200mah-6500, 2S-5S.
I have a few like 1300's for my 1/4th scale I think that's size and those get charged at 2A and are fine.
I also always balance.
back those 1300's down to 1.3 and you'll get many more cycles out of them.
high current charging is what will drastically shorten the lifespan of your batteries.