We must be familiar with USB car charger, because almost every car will be equipped with such a product, USB car charger 10 points convenient and fast, can be in people driving at the same time for mobile phone charging. It can be said that driving charging is not wrong. But we have a lot of mistakes in the process of using it. So what are some of the mistakes we've made? Carry out a detailed analysis.

    1. All the interfaces in the car are suitable for USB car charger

    This is one of the most common misconceptions many car owners make when using a USB car charger. In fact, most of the interfaces in the car are limited by the interface flow, because the interface flow in the car is roughly divided into 5V 1A and 5V 0.5A. If the 0.5A connector is selected between the two, the charging speed of the mobile phone will be very slow, and the charge of the mobile phone will be obviously false, there is the situation of virtual power, and it is easy to lead to the hot body of the mobile phone, shorten the life of the mobile phone battery.

    2. Use the car charger directly

    Window is the first choice for many wheels, because he feels that the window is very convenient, while driving can also enjoy charging. But it's full of misconceptions. Most charging is done through adapters, so the voltage has to change from 12 volts to 5 volts. Now there are still a lot of material products in USB car chargers, so this kind of charger cannot be guaranteed whether it can completely change from 12 volts to 5 volts. If the conversion is not complete, it can lead to death and other dangerous conditions. So when we choose a USB car charger, we let him buy a shoddy product much cheaper.

    Although the development of USB car charger has been a long time, but we still do not pay attention to too many details in the process of use, leading to a lot of mistakes in the use, which will lead to a lot of hidden dangers in the car, so whether the correct use of USB car charger this is the problem we should always pay attention to.