Do Laptops have Lithium Batteries? (6 things you must know about your laptop batteries)

Laptops have become part of daily life in this world of the portability of devices. So one question always arises: Do laptops have lithium batteries?

So the answer is Yes, Laptops have lithium-ion batteries. Now laptops are not only limited to work, but they have become the first choice for academics, entertainment, Gaming, etc. In this Blog, we’ll discuss everything about laptop batteries.

Explanation of what lithium batteries are 

Lithium batteries are the latest batteries that all electronic manufacturers use. Lithium ions power these batteries. Due to the small size of Lithium ions, Lithium batteries can hold high voltage and charge. In Lithium-ion battery, charge flows from the anode to the cathode via an electrolyte.

You can check the below video and see what Lithium batteries are

Video credits : To Lesics

Advantages of Lithium Batteries in Laptops

As we know what Lithium batteries are, let’s explore the benefits of using Lithium batteries.

  1. Good Energy Efficiency
  2. Lightweight and Compact Design
  3. Quick Charging capability
  4. Longevity and Durability
  5. Low Maintenance 
  6. Environment Friendly

Now we read in-depth about the advantages of Lithium battery

Good Energy Efficiency

Lithium batteries provide more energy efficiency as compared to other batteries. Even if they are smaller, they can store more energy, resulting in good battery life and more productivity. A user with a Lithium-ion battery-powered laptop can enjoy long work without being anxious about discharging.

Lightweight and Compact Design

Now portability is one of the major factors for modern users. As mentioned, lithium batteries are very light in weight and have a compact design, increasing the Laptop’s portability. These batteries can store high energy with very less weight, which means a thinner laptop can provide a good battery life just because of this property of lithium batteries. This is the only reason laptop manufacturers create slim, lightweight laptops with good battery backup.

Quick Charging capability

In the current era, where speed is one of the major factors behind productivity, waiting for the Laptop to get fully charged can create inconvenience for someone fond of portability. However, Lithium batteries offer fast charging features so that productivity will be increased automatically. The reason behind the fast-charging capability is the property of accepting high charging current compared to other battery types.

Longevity and Durability

If you ever went on a vacation without using your Laptop, press the button after returning from the vacation, and you will see that your Laptop is always on the go. You know it is possible because of one of the major features of lithium batteries: low self-discharging rate, which makes Lithium batteries famous for their longevity and durability.

 Low maintenance

Do you know other batteries require deep discharging to increase their performance? However, Lithium batteries do not require this and can easily hold the charge for a long duration without decreasing their life span, which decreases the overall maintenance of lithium batteries. Due to this feature, busy professionals highly dependent on laptops always prefer lithium battery-equipped laptops.

Environment Friendly

In the current era, where the eco-friendliness of the Laptop is a point of concern, Lithium batteries are more eco-friendly as compared to other batteries, and that is because of their composition and recyclable properties. Did you know these batteries do not contain any harmful substances like lead or mercury?

Above are the advantages of Lithium batteries, which we have discussed in detail. Even if I left any advantages, please let me know in the comments.

Disadvantages of Lithium Batteries in Laptops

As we discussed the advantages of Lithium batteries, we all know every technology has pros and cons. So now we’ll explore the disadvantages of Lithium batteries.

Below are the disadvantages of Lithium batteries.

Sensitivity to high temperature


Disposable challenges

Let’s dive deep and explore the disadvantages of lithium batteries.

Sensitivity to High Temperatures

As mentioned earlier that lithium batteries are sensitive to high temperatures. So this can become one of the major reasons behind the degradation of lithium batteries. So it’s highly advised to keep the laptops away from high temperatures like sunlight or leave them in hot environments.


Lithium batteries are quite expensive compared to other batteries. The technology and material used in producing lithium batteries are costly and make them expensive; this is one of the major factors to be considered while evaluating the cost of lithium batteries.

Difficulties in Disposing

As we know, lithium batteries are eco-friendly and quite expensive, however, during the disposing of lithium batteries. People have to face many challenges since the elements present in lithium batteries can harm the environment. So people have to take extra measures to dispose of them.

How Lithium Batteries Work in Laptops

As we know, Laptops have lithium batteries. Let’s discuss how lithium batteries work in laptops. Every battery goes through three phases during its lifecycle.

Do Laptops have Lithium Batteries

Below are the phases by which we know how lithium-ion batteries work

Charging phase: When our Laptop is in charging mode, the electric charge flows from the cathode to the anode via the electrolyte, and this process is known as intercalation. In this process, the electrical energy is converted into chemical potential energy.

Discharge phase: When you unplug your Laptop and start using it via battery, the stored chemical potential energy is converted into electrical energy. The lithium ions now travel back from the anode to the cathode via the electrolyte, and This is also known as intercalation, but in the reverse direction. Through this process, your Laptop gets energy from its battery.

Charging Cycle: The charging and discharging process can be repeated many times and is known as the charging cycle. Which also affects the lifespan of the battery.

Safety mechanism: When laptops’ battery follows the charging cycle repeatedly. It will also follow a few safety mechanisms to maintain the user’s safety, and This includes allowing the gasses via safety valves released due to increased pressure in the battery or stopping the flow of current via Shutdown separators if the temperature of the device increases.

Factors Affecting Laptop’s battery life

As we have discussed the advantages and disadvantages of lithium-ion batteries, Now we’ll discuss the factors affecting the Laptop’s battery life.

Do Laptops have Lithium Batteries

Usage: The main factor affecting your laptop battery’s life is how you use it. Some people play heavy games or do a lot of video editing on their laptops. Whereas some people do minimal browsing. So the battery life of their devices may vary, so yes, usage is one of the key factors which affects Laptop’s battery life.

Display Brightness: The Brightness level of your Laptop’s display greatly impacts battery life. Battery life can be extended if display brightness is reduced.

Laptop Power setting: Power settings of your Laptop can also affect your Laptop’s battery life. If you adjust these settings of your Laptop automatically for low power states, it will conserve your battery power when it is in inactive mode.

Background Process: Windows updates, Background software like Antivirus, and File syncing apps can consume extra battery. You can extend your Laptop’s battery life by keeping a tab on these apps and closing the unnecessary process.

Wireless connections: Wireless connections like Bluetooth and Wifi always consume your battery power. It is suggested to turn them off when they are not required. By doing this, you can conserve your battery and extend the battery life of your Laptop’s battery.

Chipset Performance: Each Laptop is equipped with different types of processors. Power processors and dedicated graphics cards consume a lot of battery. So it is advised to set their performance to a minimal level when not required.

Tips to Extend Laptop Battery Life:

You can follow these tips to extend the battery life of your Laptop.

Adjust the power settings of your Laptop : You can adjust your power settings by switching on the power-saving mode. You can also create a custom power plan that optimizes your energy consumption. You can also decrease the brightness of your display or set the screen out timing to a short duration.

Close Unnecessary Applications: With the help of Task Manager in Windows or Activity Monitor in MAC, you can find active applications and close Unnecessary Applications to extend battery life.

Unplug the peripherals which are not needed : Disconnecting all external devices, such as printers, Hard drives, USB drives, mobile phones, etc., is recommended because they also draw power from the Laptop’s battery.

Reduce visual effects: You can turn off the visual effects, live wallpapers, or animations of windows to increase the life of your Laptop’s battery.

Keep Laptop Cool: As mentioned earlier, high temperature directly affects the life of your Laptop’s battery. Using a cooling pad or keeping your laptop surroundings clean is suggested so that its temperature won’t increase unnecessarily.

Software updates: Keep your device always up to date. Because windows and other programs always improve their programs towards power efficiency, so it is always recommended to keep your Laptop up to date.

Regular Cleaning: It is highly recommended to clean your Laptop on a regular basis. You can clean it by wiping it with a soft cloth. By this, you can also clean the vents, which can help to maintain good airflow and avoid overheating

Recommended Charging Practices for Laptop Batteries:

Do Laptops have Lithium Batteries

As we have discussed, How to increase battery life and charging is one of them. Below are a few recommended charging practices you can follow to increase the life of laptop batteries.

Avoid Overcharging: It is highly recommended never to charge your Laptop to 100%, instead, you can charge it to 80% and then unplug the charger. Overcharging can impact the battery and reduce its battery life.

Use Original manufacturer charger: Always try to charge your Laptop with the charger provided with the Laptop because these chargers are manufactured according to the compatibility of their devices and their battery. By using different charger, you can damage your Laptop’s battery.

Always charge before low battery: It is recommended to charge your battery before it reaches 10%. Because frequent deep discharging can wear and tear in the battery, affecting your battery’s life.

Storing Laptops and Batteries for Long Durations:

If you are planning for a trip and need to store your Laptop for a long duration, Before storing your Laptop for a long duration, always follow the below tips for good battery life.

Charge your battery to 50%: Always charge your laptop battery to 50% if you plan to store your Laptop for longer. By doing this, you are preventing your laptop battery from getting fully discharged.

Store in a cool and Dry Place: Always store your Laptop in a cool and dry location. You have to avoid places with high temperatures and humidity because these factors may affect your laptop battery in longer duration. The Ideal storage temperatures range recommended are from 0°C to 25°C (32°F to 77°F).

Here are few common myths about Laptop batteries 

Myth 1: Always Discharge Your Battery Completely before recharge 

Myth 2: Freezing Your Battery helps you to increase its life


Are laptops with lithium batteries allowed on planes?

Yes, laptops with lithium batteries are generally allowed on planes. However, we must follow the regulations and guidelines regarding the transportation of lithium batteries in planes.

How do I know if my Laptop has a lithium battery?

To check if your Laptop has a lithium battery, always check the plate or sticker underneath your Laptop. You can also check the laptop box if you have one.

Do laptop chargers have lithium batteries? 

No laptop chargers do not have lithium batteries

What type of battery is not allowed on airplanes?

Non-Spillable Lead-Acid Batteries
Wet Cell Batteries 

Here are some factors to keep in mind:

Carry on luggage: Keeping your laptops in your carry-on luggage is always recommended instead of checked baggage. Because lithium batteries can catch the fire or explode, and a prompt action can be taken if such incidents occur.

Watt hour rating : Always check the watt-hour rating of your battery, usually, most airlines allow passengers to carry spare batteries with watt hour up to 100 Wh.

It is also recommended to always check for compliance with the airline company through which you are flying. 

3 thoughts on “Do Laptops have Lithium Batteries? (6 things you must know about your laptop batteries)”

  1. Hey there! I know this is kinda off topic however , I’d figured I’d
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    • Sorry for the delayed response, We went through your blog and are interested in exchanging links with you. We are also interested in guest posting. Please let me know how we can proceed further.


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