# How long does a 4000mAh battery last

When buying a mobile phone, what we are looking for in it is that it lasts a long time charged, in short, that it has a fairly resistant battery and that it does not discharge quickly . Likewise, nowadays there are more and more new phones that many companies are producing and they have been including a 4,000 mAh battery in these devices. With this mod, the phone will last much longer while being charged, giving it continuous use.

However, phone and other device batteries have an estimated lifespan when used continuously. Now in the case of a 4,000 mAh battery, we need to know how long it lasts and if it is really worth having a device with this battery. So if you still don’t know the approximate time a 4,000 mAh battery lasts, then stay on this article to find out the answer.

Index(  )

1. How many hours does the 4000mAh battery of my active mobile last?
1. in a call
2. playing videos
3. With mp3 music playback
2. How long does it take to charge my 4000mAh battery?
2. Fast charge
3. What is the life time of a battery with a capacity of 4000mAh?

How many hours does the 4000mAh battery of my active mobile last?

We know that when we put phones with high-amp batteries to good use, we’ll make them last much longer than we expect. In the case of 4,000 mAh batteries, this battery can last you many hours as long as you use it properly. That is to say, when we are using the phone to play and we do it all day, sometimes the mobile tends to heat up and the battery discharges very quickly .

However, it is not only playing all day that drains a battery, but also having heavy applications, taking selfies every so often and other actions with your phone will make the battery last much less than you thought and what is estimated to last the 4,000 mAh battery. But as for the hours that a battery of this amperage lasts, there are many hours , but here we will tell you specifically the duration of this battery according to some of the utilities that you give to the phone.

in a call

There are people who like to be on a call for hours and often wonder about the battery life of their phones. But in the case of a 4,000 mAh battery, you can make calls and enjoy a whole day in a conversation , that is, the battery would last 24 hours.

playing videos

For people who like to spend hours watching videos and playing them on their phones, you should know that a phone with a 4,000 mAh battery will last for 15 hours maximum. Which means, you can enjoy many videos on your phone without worrying about downloading soon.

With mp3 music playback

As for the battery life when playing MP3 music, you should be very sure that your phone will not discharge very quickly. Since, the battery life time when playing music with the screen on, is 55 hours. Now in the event that the phone screen is off, your phone’s battery can last up to 85 hours playing music.

## How long does it take to charge my 4000mAh battery?

Many times we make many mistakes when charging the battery of our phones and therefore we must ensure that when charging them in the indicated time, the battery has much more durability . Otherwise, if we exceed the battery charge, it will be damaged.

In the case of charging the phone with conventional charging, you should know that a 4,000mAh battery will take approximately 100 to 150 minutes. In other words, it would take an hour and a half to two hours to charge a battery of this amperage. This is because conventional charging does not have the same power as fast charging and that is why many companies today have designed fast charging chargers to speed up charging time.

Fast charge

As for fast charging, it is one of the features that any user looks for in phones and that is that with this option the phone will charge much faster than we think. Likewise, a 4,000mAh battery, having the fast charge option and used with a fast charge charger, will be able to charge in a time of 70 to 95 minutes. That is, in an hour or an hour and a half, which is very different from conventional charging.

What is the life time of a battery with a capacity of 4000mAh?

Very often we are wondering if the battery of our phone will last as long as we want and other times we ask ourselves the question of how long does a mobile battery last according to its milliamps ? Eta will last depending on the use that we give to the phone and in addition to other factors that influence so that it has more durability.

The life time of a 4,000mAh battery, as in the case of those available in the official Samsung store , is estimated at 48 hours with continuous use of the phone. There are batteries that achieve this estimate as there are other batteries that do not last the known time, that is why if you want to buy a phone with a good battery, try to buy one that has 4,000mAh.

##### byAbdullah Sam
I’m a teacher, researcher and writer. I write about study subjects to improve the learning of college and university students. I write top Quality study notes Mostly, Tech, Games, Education, And Solutions/Tips and Tricks. I am a person who helps students to acquire knowledge, competence or virtue.