Introduction to portable power bank

Portable mobile power supplies are a category of mobile power supplies, which collectively refer to mobile power supplies that are small in size and easy to carry. Generally equipped with a variety of power adapters, they usually have the characteristics of large capacity, multi-purpose, small size, long life, safety and reliability. They can be used for mobile phones, digital cameras, MP3, MP4, PDA, handheld computers, handheld game consoles, etc. anytime and anywhere. Product with power supply or standby charging function for a variety of digital products.
Introduction to terms
Portable power bank is also called "external battery", "external battery", "backup battery" and "digital charging companion". The concept of mobile power supply was developed with the popularity and rapid growth of digital products. Its definition is convenience. An easy-to-carry large-capacity portable power supply. The functions of digital products are becoming increasingly diversified and they are used more frequently. The issue of how to extend the use time of digital products and maximize their functions has become increasingly important. Mobile power supply is the best solution to solve this problem. With a power supply, you can provide power (power supply or charging) to a variety of digital products anytime and anywhere while on the move.
The capacity of mobile power supplies ranges from 2,000 to 20,000mAH. Generally, energy exceeding 18,000mAH can power a laptop. It is generally called a universal mobile power supply. Those with a capacity of less than 10,000 are generally smaller in size and are called portable power banks, which are mainly used to charge digital products. The leading brand is Pinsheng Power Bank.