How To Drain Battery

Did you know that the average smartphone battery only lasts about two years? That might not seem like a lot, but if you’re anything like me, you probably rely on your phone for everything. So, when your battery starts to die, it can be a big pain.
While there are a few things you can do to help your battery last longer, eventually, it will need to be changed. You’ll need to know how to discharge your battery when that time comes. Draining your battery may sound like a bad thing. Still, it’s an essential part of the battery replacement process. This will help ensure that your new battery is calibrated correctly and will last as long as possible.

So, how do you drain your battery? Here are a few ways:

1. Use your phone until it dies. This is probably the most obvious but also the most effective. Just use your phone like normal until it powers off due to a lack of battery.

2. Open all of your apps. Once all your apps are open, leave them open and let the battery drain.

3. Play a game or watch a movie. Games and movies are power-hungry activities, so they’ll help drain your battery quickly.

4. Turn off all power-saving features. If your phone has any power-saving features like low-power mode or battery saver, turn them off. You want your phone to use as much power as possible.

5. Keep your screen on. Again, the brighter your screen, the more power it uses. So, keep it turned on and at full brightness to help drain the battery faster.

6. Use GPS. GPS is another power-hungry activity, so use it if you need to drain your battery quickly.

7. Connect to Wi-Fi and download large files. Downloading large files will also help to drain your battery quickly.

Once your battery is completely drained, you can replace it with a new one. Just be sure to follow the instructions that came with your new battery.

Does dark mode save battery?

Dark mode can help reduce eyestrain and make reading text on a screen easier. However, a recent study found that dark mode may not significantly impact smartphone battery life. The study compared the battery life of two smartphones, one with a dark mode setting and one without. Both phones were used for the same activities, and the results showed no significant difference in battery life between the two devices. While dark mode may offer some benefits, it is not likely to have a substantial impact on smartphone battery life.

Which app drains more battery?

While many factors can contribute to a phone’s battery life, it is generally agreed that dating and social networking apps are some of the most power-draining. This is because these apps almost always run in the background, even when not actively used. They constantly pull data from servers and push notifications to users, which can quickly drain a battery. Moreover, many social networking apps use GPS to track a user’s location, which also requires a lot of power.

How much battery drain is normal?

The power a device uses depends on various factors, including the type of device, its age, the applications it is running, the environment it is being used in, and more. The amount of battery drain can also vary considerably from one device to another. Most devices will generally lose between 0.5% and 1% of their charge per hour. A device with a fully charged battery should be able to be used for several hours before needing to be recharged.

Does draining a battery damage it?

A car battery is typically considered to be fully discharged when the voltage drops below 10.5 volts. This does not mean the battery is empty; it still contains around 80% of its capacity. The plates may become irreversibly damaged if the battery is discharged further due to excessive sulfation. Therefore, it’s crucial to refrain from over-discharging a car battery. It is best to recharge the battery as soon as you can if you do find yourself in this situation.

Is a drained battery harmful?

While batteries are essential, they can also be extremely harmful to the environment if they are not disposed of properly. Each battery contains various toxic and corrosive materials, including mercury, cadmium, lithium, and lead. When batteries are thrown away in landfills, these materials can seep into the ground and contaminate groundwater supplies. In addition, when batteries are incinerated, they release harmful chemicals into the air. Therefore, batteries must be disposed of safely and responsibly. This can be done in several ways, including recycling and specialized hazardous waste facilities.

Does the flashlight drain the battery?

While using a flashlight will drain your battery more quickly, it is not likely to significantly impact the battery’s overall life. This is because the battery is designed to power the flashlight for a short period. However, if you are using the flashlight continuously for an extended period, it will eventually drain the battery completely. It is best to use a flashlight only when necessary to conserve battery power.

How do I stop my battery from draining so fast?

You can do several things to help conserve battery power and prevent your battery from draining too quickly.

  • Close any unused apps. Even when you aren’t using an app, many of them continue to run in the background. This can quickly drain your battery.
  •  Set your push notifications to be limited. Many apps will send notifications even when you’re not actively using them. Limiting the number of notifications you receive can help conserve battery power.
  • Make any necessary changes to your location services preferences.​ Location services use GPS to track your location, which can be a power-intensive process. Setting your location services preferences differently will help you save battery life.
  • Lessen your background activity. Many devices will continue to run specific processes in the background even when you’re not using them. Limiting your background activity can help reduce battery drain.
  •  Turn down your screen brightness. The easiest approach to preserve battery life is to lower the brightness of your screen. This can be done in your device’s settings menu.
  • Activate battery saver mode. Many devices have a battery saver mode that can help conserve power. This mode typically limits background activity and notifications and may also reduce the brightness of your screen.
  • Update your apps. Out-of-date apps can often be a drain on your battery. Make sure to keep your apps up-to-date to help reduce battery drain and uninstall any apps you’re not using.

Do batteries drain when not in use?

Yes, batteries will slowly lose their charge when not in use. This is called self-discharge. Self-discharge happens because the internal chemical reactions of the battery are still occurring, even when the battery is not being used. The self-discharge rate depends on several factors, including temperature, age, and type of battery. However, the rate of self-discharge is usually very slow. It typically only becomes a problem after extended periods of storage. Self-discharge can be reduced by storing batteries in a cool, dry place.​


It is essential to properly drain your phone battery to extend the life of the battery. When you do not drain the battery all the way, it will become “memory locked” and will no longer be able to hold a full charge. It is a good idea to occasionally drain your phone battery to keep it in peak condition. Draining the battery can also help calibrate it, ensuring that the battery level indicator is accurate.

About the author, Phil Borges

Phil Borges is a battery aficionado. He's written extensively about batteries, and he loves nothing more than discussing the latest innovations in the industry. He has a deep understanding of how batteries work, and he's always on the lookout for new ways to improve their performance.