1, insert the USB power adapter into the cigarette lighter in the car, the indicator light is on, then charging.
2, the use of USB cable and conversion connector, the cell phone, MP3 or standard USB interface products and car USB power adapter can be connected to charge it.
The car charger uses the car cigarette lighter as a power outlet to charge the cell phone directly. Because the car provides a lower voltage, so the car charger only needs to have an internal overload protection circuit can be. The front of the car charger socket is designed with a fuse, when the current exceeds the range of overload protection circuit, the fuse will blow immediately, playing a protective role.
Precautions:
Charging must be done when the car engine is started.
Do not use the car charger in humid environment.
Do not store the car charger in a humid environment.
The appropriate temperature for use is 0-45°C.
Keep away from children.
Avoid lightning strikes.
Unplug promptly after charging.
For safety reasons, it is important to buy a regular brand and genuine products, as poor quality products are prone to safety hazards. The car charger is also divided into two kinds of direct charger and seat charger. You can choose to buy a seat charger, that is, the battery is removed to charge, to avoid unstable power supply in the car, the voltage output peaks suddenly high to the phone burns the phenomenon, to burn is also burned battery, reduce losses.