There is a usb port on the car, do you still need a car charger?

With the perfection of car configuration, some cars have already been equipped with USB interfaces. Isn't there a car charger? No, car chargers still need to be prepared.

Car charger A cigarette-type car charger

First, the car's own USB interface, this interface output current is generally 500mA, charging is very slow, if you open the mobile phone navigation while charging, there will be less and less full of the situation, this USB is mainly used to play MP3;

Second, the car's USB interface is generally only one, equipped with a car charger, you can charge several electronic products at the same time;

 Third, the car charger is easy to use, directly plug into the car cigarette lighter can be used.

 The car charger has a built-in fuse that is separate from the car circuit to avoid burning the fuses of the car circuit due to excessive load power.