Once the external battery is filled with water, it can no longer be used.
1. Since the power bank is also an electronic product, it will be dangerous to use once it enters water. At the same time, do not charge the power bank if you continue to do so. charge, it will easily burn the hardware and battery.
2. The mobile phone power bank charging socket can charge mobile devices directly via AC power and has its own energy storage device. Compared to. backup power It can simplify the installation of a charging socket. Compared with the charger, it has its own energy storage device, which can provide backup power for digital products when there is no direct power supply or when outgoing.
3. The definition of a power bank is udoes large-capacity portable power supply, convenient and easy to carry. It is a wearable device that integrates energy storage, voltage boosting and charge management.
? How to choose a power bank?
1. Look at the materials used: the key components of the internal structure of the mobile power supply. are made from imported materials or domestic materials. Such as boost system, capacitor, etc.
2. Look at the special functions of the product: There are many special functions, such as circuit design to prevent reverse connection, which can protect the product from damage. Dual interface design can meet the needs of multiple electronic products at the same time. You can purchase products with different functions according to your preferences.
3. Pay attention to the weight of the product: we often cet experience. Objects that are not very heavy to begin with will feel unusually heavy after being held in our hands for a long time. The same goes for mobile power supplies weighing between 100 and 200 g. It would be a good choice to choose a lighter product with the same capacity.