Charger needs capacity only for safety capacity cutoff, so it wont overcharge your batterys.
So, surely, it would need it then?
My charger gives a % charged status, I would have thought that it is just for that. Surely, it detects when each cell is fully charged by the Voltage (similar to a NiMh).
In the beginning the Universe was created.
This has made a lot of people very angry and has been widely regarded as a bad move.