Careful! Don't let 12v usb socket become invisible killers

Now living standards are getting higher and higher, cars are entering thousands of households, and it is more convenient for us to travel. Of all the auto parts, the car charger that plugs into the usb cigarette lighter is the most discussed. Some people think that this product will generate different voltages in the process of increasing or decreasing the speed of the vehicle, which will cause damage to the connected equipment. It is best not to buy one; some people think that they can solve the problem in an emergency, so they must prepare one. As of now, there's no real conclusion, but it's undeniable that you'll almost always see a product like this on most cars. Are car chargers, like 12v usb socket, usb cigarette lighter really easy to use and safe? Let's discuss it.

In fact, the main consideration here should be: in order to cater to the development of the market, various types of 12v usb socket have appeared on the market, accompanied by various types and quality of good and bad, and even the accident of improper use of car chargers. A car crash event. So today I will talk to you about car chargers and the issues that need to be paid attention to when choosing.

 

Origin of car charger

For car owners who like to smoke while driving, the cigarette lighter is very important, but for many non-smokers, it is not very useful in the early stage of driving. Because the cigarette lighter works by electric heating, the cigarette lighter became the only external power source for early cars. Even though many new cars are equipped with USB sockets, the car charger for electrical appliances is still the main power supply device. Few cars now want to cancel this cigarette lighter, car charger, or call a car charger, simply call a car charger, and it will remain for a long time.

Use

The purpose of the car charger is to provide electricity. Early use of this location for charging, in addition to mobile phone chargers, there are MP3 playback FM transmitters, as well as GPS and other equipment.

Pros and cons

The convenience of car charging is the biggest advantage, plug and play, which ensures the battery life of the mobile phone, and may save lives at critical times. At present, electronic products are unified to the USB interface, which leads to the versatility of car chargers. The downside is that it is easy to screw up. Most car cigarette lighters are located near the plug. This position also includes the handbrake, central control and other operating areas, and it will be dangerous if it is not properly groomed. Nowadays, many car manufacturers design a separate USB interface in the armrest box to liberate the cigarette lighter, but in fact, the car charger for the cigarette lighter is still the most widely used.

Precautions in the use of car chargers

• Do not insert the car charger before the car starts, so as not to damage the car charger due to the voltage when the car is started. 2. When using, do not use strong chemicals, cleaning agents, or strong detergents to clean the charger. Because this will seriously damage the function of the car charger. 3. Do not throw, drop, knock or vibrate the car charger at will during use. Do not use the charger when the vehicle is stagnant for a long time in summer and the temperature in the car exceeds 45°C, which will seriously damage the internal components of the car charger. circuit board.
• Try to avoid water entry or exposure to humid air when not in use for a long time, which will cause different degrees of corrosion or oxidation to its internal electronic components.
• After the vehicle is turned off, the car charger should be unplugged and placed. Although 80% of the vehicles are powered off by the cigarette lighter after the vehicle is removed from the key, there are also some cars whose cigarette lighter is powered continuously.

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