Energy storage device and energy storage power supply thereof

Abstract

The energy storage power device comprises an energy storage power supply and charging apparatuses; the energy storage power supply comprises a power supply body and an output portion, the output portion being in circuit connection to the power supply body to output electrical energy stored in the power supply body to the outside; the charging apparatuses are detachably connected to the output portion so as to be charged by the energy storage power supply; the charging apparatuses are used to be connected to an electrical device to supply power to the electrical device; at least one of the charging apparatuses is replaced, after being depleted of power, with at least another of the charging apparatuses from the energy storage power supply so as to supply power to the electrical device, such that power is continuously supplied to the electrical device by the charging apparatus.

Dependencies are inferred from the claim text.