Portable energy storage power supply (English Portable Energy Storage, PES), also called portable energy storage power supply, outdoor power supply, often refers to the backup power supply or emergency power supply weighing no more than 18kg, using lithium ion battery as energy storage component, using AC Or DC for input charging (such as AC 220V, car 12V, etc.), and the output is AC or DC (such as AC 220V, DC 12V, DC 5V, etc.).
The two most common uses of this type of product are outdoor travel, earthquake resistance and disaster prevention. Outdoor travel, whether in Europe, America or China, more and more self-driving enthusiasts, outdoor travel teams, and individual players have a surge in demand for portable energy storage power supplies. The diversified functions of these products provide users outdoors Provide power supply, lighting and other purposes, enriching outdoor life. In the use of earthquake resistance and disaster prevention, it can respond to the needs of power outages, lighting, SOS rescue, etc. This is particularly important in severe natural disasters such as earthquakes and hurricanes.