Mastering Circuit Basics: A Key to Hybrid Battery Diagnostics. Understanding series, parallel, and series-parallel circuits is essential for students in a hybrid battery class. These concepts provide the foundation for accurately determining voltages, power, and capacity, empowering you to diagnose and service batteries effectively—no matter the manufacturer. Simplifying complex systems starts with mastering the basics. #HybridBatteryTraining #ElectricalDiagnostics #SeriesParallelCircuits #Batte