The car jump starter power supply is very useful in many situations. It is used for jump starter of the car when it cannot start normally in the case of power feed. Basically a must.

In June 2021, a severe storm in Victoria caused thousands of households in the Dandenong Mountains to lose power for several weeks;

Household energy storage equipment is to store electrical energy and use it when needed - also known as electric energy storage products or "battery energy storage system

Portable solar systems are ideal when grid access is difficult or impossible. They serve a similar purpose to backup generators