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00:00 Introduction 03:25 First look at the battery 05:24 Charger 07:02 First idea of the cells - is there any point in doing anything further 10:03 Identifying the first assembly problems 12:23 BMS 15:42 Real cell resistance 20:25 Internal resistance of the tires and wires 23:50 Looking at the datasheet 35:21 Charging all the cells 39:19 Checking the geometry 42:01 Measuring the resistance after charging, marking 44:25 Measuring the cell capacity 46:08 Intermediate conclusions about the condition of the cells 55:19 Conclusions