How to Charge 2 Batteries in Series: Safe Practices & Common Mistakes

You've probably heard that connecting batteries in series increases voltage, but here's the kicker: charging them isn't as simple as plug-and-play. According to the (fictitious) 2024 Battery Council International Report, 68% of premature battery failures stem from improper series charging. Let's unpack this. [2023-07-26 20:40]