The DJI BS30 Charging Station has three charge modes.
Standard Mode
This mode charges one pair of batteries at a time to 100% one after the other. Take note, however, that batteries degrade over time. Keeping the batteries at full charge for lengthy periods will likely hasten that degradation...
I wanted to share a charger I found on Amazon recently that charges 3 DJI P4Pro batteries simultaneously as well as the remote. It's well constructed with a rugged metal case. The cooling fan does make a bit of noise, but nothing obnoxious. A much less expensive option than OEM chargers and...