Do you have a car to see, on-board charger use must pay attention to the problem

The function of the smart phone is getting stronger and stronger. Take photos, surf the Internet, especially while driving, if you use a mobile phone navigation capabilities, that power was a ChengCheng falling, once the mobile phone no electricity, it really makes people crazy.

Some friends mentioned the car charger. Yes, this is the big thumb perfectly solved the problem of car charger, it used car cigarette mouth to power a mobile phone, don't have to worry about mobile phone without electricity. Things are small, but limited to the characteristics of the bus voltage, must pay attention to the following safety issues, and choose the standard of car charger.

1. Check the charging current

Normal car charger input voltage of 12 v, 24 v, output voltage is 5 v, and the output current difference is bigger. Mobile phone quick charge, as well as flat and charging treasure charging current of 2 a. While some of the car comes with a USB interface, but only about 500 ma, current mobile navigation in the process of consumption of electricity is not enough. An chestnuts: 2.4 A current green car was 3100 mah huawei honor 7, can full of one and A half hours, the car comes with A USB to charge for eight hours.

2. Check the over current and short circuit protection

Car charger of limit current is 5 a, will lead to more than 5 a charge components heat and even burn; In addition if cigarette mouth into the debris could trigger circuit, short-circuit light damage to the cigarette lighter of insurance, or fever, fire so over current and short circuit protection.

3. The matters needing attention

Attention to after the engine starting, reconnect the devices. When the car ignition electric pressure, affect the charging effect, even damage the car charger.

Not to three or more equipment power supply at the same time, in case the power up too much damage to the equipment.

Do not use on the thunderstorm weather car charger, Don't use after washing, high humidity inside the car easy oxidation corrosion caused by components.

After use pull out the plug in a timely manner.