The present disclosure discloses an energy storage device (100), including a battery pack (10), a waterproof plug (20), and a water immersion detection unit (30). The battery pack (10) includes a housing (11) and a connection terminal (12). The housing has...

A charging method of an energy storage power supply, a charging apparatus therefor, a device and a medium are provided. The charging method includes: obtaining a voltage of each of a plurality of cells in a battery pack of a battery module; and charging th...