Her apartment complex doesn’t have power outlets so no trickle charger is possible ... If you can get a battery with a huge reserve (deep cycle, or dual-purpose) and teach Mom to use a cut ...

Researchers at POSTECH identified a new battery degradation mechanism triggered by deep discharging. Avoiding full discharge ...

Product life-cycle infrastructure plays an important role in extending a battery ... charging and discharging processes and equalize the performance of individual cells, preventing overcharging or ...