Most people now rely on mobile phones, no matter where they always like to hold a mobile phone. Whenever the mobile phone's power is less than 50% and it happens to need to go out at this time, the heart is awkward. While driving, while using the navigation, use the original USB interface to charge the mobile phone. When you reach the destination, unplug the data cable. The mobile phone prompts “The battery is low”. I believe everyone is desperate. It doesn't matter, a good car charger can solve this problem.
Although many new cars are now equipped with the original USB interface, the charging speed is basically the same as the USB interface on the computer. The charging phone is barely able to cope. If you charge the iPad, the tablet, etc. The power is not enough. For the selection of car charger is also learned, a qualified charger requires a lot, the most important of which is with circuit overload protection, because in the event of a short circuit, it can immediately cut off the power to prevent damage to the charging equipment and power supply . In order to save costs, some small factories simply put "insurance" in the production of car chargers. At the same time, some unqualified car chargers can not achieve voltage regulation, steady flow causes fluctuations, it is easy to cause serious heating of charging equipment and chargers, and has certain impact on mobile phones and safety.
The car charger, which looks like an inconspicuous object, actually has a lot of places that need our attention. Choosing a suitable car charger can significantly increase the charging speed of the phone, and it will not happen when the battery is turned off. Remember to buy the products that the regular manufacturers sell, otherwise there will be no complaints about quality problems, and regrets late.