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Yes, of course, it's better to turn it off. Because the boot will have current and is unstable, there will be the problem of burning the phone or battery, which can avoid electromagnetic radiation to the greatest extent. During travel, or for fear of delay**, many friends will use the travel charger to charge their mobile phones when they run out of power.
When charging in the power-on state, there are no adverse effects as long as the phone is not operated. However, if you make and receive calls**, send text messages, surf the Internet**, ringtones, MMS, and play games, it will cause harm to mobile phones, people, and batteries. There are three reasons for this:
First of all, the voltage of the mobile phone when charging is higher than that when it is standby, if you make a call at the same time** and other operations, the voltage will exceed the usual many times at the moment of calling or connecting to the network, which is easy to damage the sensitive parts inside the mobile phone. Secondly, when using a mobile phone while the mobile phone is charging, the radiation dose is dozens of times that of usual, and the damage to the human body is self-evident. Third, since the battery life is calculated according to the charging and discharging cycle, the number of charging directly affects the battery life of the mobile phone.
If the power supply is plugged and unplugged many times during charging, the battery life will be reduced due to repeated discharge. Therefore, when the mobile phone is powered on and uses the travel charger, it must not be called**. If there is an important callback, it is recommended to use a different callback.
As a last resort, you should also unplug the charging power supply and connect it again.
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Don't wait until your phone battery runs out to charge.
Generally, we will have an idea that it is better to charge the battery of the mobile phone after all the power is discharged, which is basically true, because most of the rechargeable batteries we used in the past are nickel-metal hydride (NIH) batteries, and nickel-metal hydride batteries have the so-called memory effect, if you do not discharge and recharge, it will lead to a rapid reduction in battery life. That's why we don't use the last drop of electricity to start charging. However, most of today's mobile phones and general IA products use lithium (Li) batteries, and lithium batteries do not have the problem of memory effect.
If you still wait until all the batteries are used up before charging, it will make the chemicals inside the lithium battery unable to react and reduce the lifespan. The best way to do this is to charge it when it's okay and keep it in the best possible state at all times, so that your battery will last a long time. This is the information obtained from the vendor and tested on its own.
2. When the phone is charging, do not connect**!
The reason is that when the phone is charging, it will be potentially dangerous if the call is answered. There is a 31-year-old young man in India who works as a business manager in an insurance company, ten days ago, when the mobile phone was still connected to the charger, he answered **, after a few seconds a large amount of electricity passed through the mobile phone, the young man was thrown to the ground, and when the family found it, his fingers were burned, his heartbeat was weak, and he was unconscious. After being rushed to the hospital, doctors pronounced him dead.
Action ** is the most commonly used modern invention by everyone today. However, we must also be alert to the danger of death from instruments.
3. Do not use the mobile phone when there is one space left.
The difference in emission intensity is more than 1,000 times compared to when there is only one grid left. So ......People who often talk about mobile phones ......Be careful ......0. Yesterday, I got a very important message from a professor of Jiaotong University, that is, when you find that the receiving strength of your mobile phone is only one bar, you would rather hang up or use public **. Don't talk endlessly, foaming at the mouth, being affectionate, can't stop, endlessly...Why?
Everyone knows that the electromagnetic waves of mobile phones have always been a worrying problem. The design of the mobile phone will enhance the electromagnetic emission intensity of the mobile phone in order to maintain the sound quality of the call in areas with poor reception. When the receiving grid is full and there is only one grid left, the difference in emission intensity is more than 1,000 times.
Electromagnetic wave intensity up to watts).How strong is it? I can't describe exactly what it does to your head, but I can compare it to two other examples:
1) Turn on the volume of a small radio with a speaker diameter of about 4 cm to the maximum and then stick it to the ear, so the noise energy is generally less.
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Can I use it while charging? Take a look at some of the misconceptions about using mobile phones.
Mobile phones have become an indispensable part of our lives, and everyone will pick up their mobile phones for text, voice, ** and other ways of communication and entertainment. But many people have some misunderstandings about the use of mobile phones, when we want to use the mobile phone while the mobile phone is charging, will it affect the mobile phone? Let's analyze the misunderstandings of mobile phone use.
Myth 1: You can use your phone casually when charging.
Many people think that when charging their mobile phones, as long as they use an ordinary charger, then they can use their mobile phones casually. In fact, this approach is very wrong. When the phone is charging, the charger generates heat, which makes it more difficult to dissipate heat if the phone is also in use, which can damage the phone's battery or internal electronics.
So, we have to do it best not to use the phone while it is charging.
Myth 2: Use different brands of chargers.
Many times, we forget to bring a charger when we go out, and that's when we think of going to the mall or supermarket to buy it. But when buying, we will find that there are multiple brands of chargers on the market, and the difference is also very large. For this point, the charging method, charging voltage and other indicators of different brands of chargers are different, if you use a charger that does not meet the requirements of the mobile phone, it may bring safety hazards to the mobile phone, and even lead to damage to the mobile phone.
Myth 3: Don't pay attention to protection when using a mobile phone.
Mobile phones are a fragile item, especially when we use them to do some power-hungry operations, which will heat up. If we frequently use this method to make the phone heat dissipate, it is actually greatly reducing the life of the phone. Therefore, we should pay attention to the heat dissipation of the mobile phone when using the mobile phone, and try to avoid the difficulty of heat dissipation of the mobile phone.
In general, in the use of mobile phones, we must develop good usage habits, especially when charging mobile phones, it is not recommended to use mobile phones. It should be reminded that when using a mobile phone, the original charging stool appliance must be used to ensure the safety of charging. In addition, avoiding frequent heating of mobile phones is also a basic principle of our mobile phones.
I think you may be using the old universal charger, there is a positive and negative conversion button on it, you correspond to the two electrodes on the left and right of the battery, if the charger's indicator light is not on, then you can press the conversion button, in addition, it should be noted that if your battery is put for a long time, the voltage is too low, even if the indicator light is clamped right, it will not light up, you can charge it for 10 minutes first, if it is not lit, then press the conversion button, and then charge a certain line, But only if you make sure that your charger is good. Otherwise, you can simply spend a few dollars to buy a new universal charger that automatically converts the positive and negative poles.
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