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It depends on your own needs, if your mobile phone is more expensive than the delivery, you still choose brand goods, do not copycat goods, because it will hurt the mobile phone circuit. As a battery enthusiast, my suggestion is that if the requirements are not high, you can use domestic brands, such as Yubo or Pinsheng, but the problem of false standards is serious, many nominal 10000mAh, the actual discharge measurement is less than 3000mAh. There are too many second-hand battery cells, which is why many ** lithium batteries are now very low-cost, and they are expensive after they are all made into mobile power supplies.
In addition, it is best not to buy those with too high capacity, because many circuits are copycat boards, the design of the protection circuit is sparse, the heat is huge, if the protection circuit design is buggy, the lithium battery is dangerous, and it has been reported a lot, no way, you get what you pay for, the mobile power market is profiteering. Don't be greedy for cheap! If you have a little money, you can buy Lebo, or choose foreign brand goods, such as Germany's deboch, the battery cell is a solid-state battery, composite nano lithium iron phosphate material, there is no pollution to the environment, and the temperature resistance of the photocell can reach 500 degrees, which is too terrifying.
And it can be used 2000 times, I roughly calculated, if it is charged every two days, this kind of battery can be used for 4000 days, that is, about 10 years. Ordinary lithium batteries seem to be only 300 to 500 times, and they are weakly exploded. In addition, this kind of battery can support high-rate charging, which is more than twice as fast as ordinary lithium batteries.
This is also why this kind of battery is also used in BMW's hybrid cars, which is quite a shackle. But it's not clear, it shouldn't be cheap, it seems to have **. To be honest, domestic mobile power manufacturers should learn the spirit of the Germans, see if they can copy their technology, don't take those garbage batteries that are falsely labeled every day, and seriously pollute the environment.
In recent years, mobile power supplies have been sold crazy in China, but many of them are toxic lithium batteries, and I don't want to think about the health of future generations. I also hope that the environmental protection department will pay attention to it.
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Of course, it's the brand's mobile power supply, Scud's Yubo's is still average, as much as possible to buy a large manufacturer's You change to a durable mobile power bank, pisen's, bipolar reinforced aluminum shell, closed dustproof design, durable.
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The safety of travel power, travel power supply is included, so be sure to buy the original ** mobile power supply produced by regular manufacturers, do not buy cheap copycat mobile power supply. In addition, it is recommended to buy a mobile power bank with lithium polymer cells, which is safer and lighter.
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When you go out to play or go on a business trip, you can use the electricity in the power bank to charge mobile phones and digital products. A power bank is a backup battery for digital products.
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Are you a game controller or a businessman who travels a lot? But no matter what kind of work it is, no matter what kind of mobile phone is used, it can't escape the problem that the battery standby is not long, the charging problem must be solved, the use of mobile power is a good practice, and the choice of good quality is more important than the number of beams. The following is the knowledge I bring to you how to choose the mobile phone power supply of the scumbag letter, welcome to read.
How to choose the right power bank
Crafting process
When we choose a power bank, it seems that the vision is "talking", and the first thing is to look at the appearance. Therefore, its workmanship is required to be exquisite, the shell is relatively smooth, and it has a texture in the hand, and it is also magnificent when using it.
The size of the capacity
The visual sensation is satisfied, and the second is to look at its capacity. Generally speaking, a large-capacity power bank will increase in size and weight, and it will be heavier. If you don't have too high a demand for the capacity of the power bank, you can choose a small capacity one so as not to be too heavy and not too convenient.
Overcharge and discharge circuit protection
During the charging process, it is normal for the power bank to heat up a little, and if it is very hot, there is a problem. Therefore, when you buy a power bank, you should pay attention to whether its circuit board has overheating and overcharging protection, and it can cool down when the power is very hot, so as to avoid a short circuit in the case of Karen, and also ensure the safety of our mobile phone. Remind you that after fully charging the power bank itself, it is best to unplug it from the socket in time, and try not to let it be charged for a long time.
Selection of battery cells
The quality of the battery cell can be said to be a standard to measure the quality of the power bank. Generally, the battery cells used in mobile power supply can be divided into: polymer lithium battery, 18650 lithium battery, AAA nickel-metal hydride battery.
What's the difference between them? Polymer lithium batteries are better in comparison, but the price will be more expensive. 18650 battery cell ** is relatively low, its safety is poor, and the danger of ** may occur in serious cases.
Therefore, it is more appropriate to choose a good battery cell, and we can rest assured that we can use it, right?
Extra features
If the power bank also has an additional flashlight function, it will also bring a lot of convenience to us. In this way, when it is dark at night and there are no street lights, it can be used as a flashlight, and you are not afraid of not being able to see the road conditions clearly.
The power bank has a certain impact on the mobile phone, so when buying it, you can't be greedy for a small bargain, so as not to damage our mobile**.
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The power bank is a portable charger that integrates power supply and charging functions, which can charge or standby power for digital devices such as mobile phones anytime and anywhere, which is very convenient to use! With the popularity of smart phones and the poor battery life of smart phones, mobile power has gradually entered the mobile phone user market.
iGood mobile power supply is generally equipped with a variety of power adapters, usually with large capacity, multi-purpose, small size, long life, safe and reliable characteristics, is available anytime and anywhere for mobile phones, ***
MP4 mobile phones, PDAs
Functional products such as handheld computers, handheld game consoles, etc., which provide power supply or standby charging. Which is better? There are still many good brands of power banks!
A few days ago, I looked at it on the Internet, and found that the sales of igood mobile power supply are very large, and more than 30,000 units were sold in a month, so I took a detailed look and found that this igood mobile phone power bank is not only beautiful in appearance, but also very affordable! So I couldn't help but buy one in the 96 regiment, and it arrived in three days, the real thing is very beautiful, and I can charge my mobile phone five times, which is really good!
**A 5200mA is only 99 yuan.
The mobile power ranking is not credible, in fact, the so-called ranking is to put the high sales, good reviews of the products together, do a comparison and analysis, to improve some data reference for friends who want to buy mobile power, the real ranking is not there, there is no special evaluation agency in China to deal with these things. >>>More
I think that the mobile phones of student labor can use some cost-effective mobile phones, and you can use oppo, so I think it is very good to use these brands, and they are also relatively cheap, and the cost performance is very high, so you can consider using these problems.
This question needs to be seen by personal liking! And checkered! >>>More
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3) Enter the QQ Security Center, log in to the password, jump to the security verification, and send the password SMS verification or choose other methods to verify. >>>More
The three things I use in my school's computer room are very easy to use.,It's no problem to buy this.,We use it every day in class.,I'm hungry for it.,It's just a little more rice.,Think about it.,3111 more.。 >>>More