Charging Laptop Battery Externally: A Beginner’s Guide.

A dead laptop battery can bring productivity when you are outside or traveling. But just because you’re on the move doesn’t mean you have to stay on a dead battery. With the proper tech, you can charge your laptop’s battery externally from anywhere.

Portable power banks, solar panels, car chargers, and more gives you a range of ways to juice up your laptop on planes, trains, automobiles, and everywhere in between. 

Read along while we describe how external charging works, top solutions for different needs, and tips for choosing the best portable power source for your laptop.

The Benefits of Charging Your Laptop Externally

A typical laptop charger only works when you are inside, but what will you do when you are outside? There are External charging options that offer some great advantages:

  • Portability – Easily take compact chargers and power banks with you on the go
  • Convenience – Charge anytime, anywhere without plugging into walls
  • Uninterrupted power – Don’t lose work to a depleted battery during important tasks
  • Prolong battery lifespan – Reduce charge cycles on your laptop’s internal battery
  • Backup power – Stay online during blackouts with chargers that have their own power source
  • Flexibility – Choose from various charging sources like AC, car charger, solar etc.
  • Affordability – Far cheaper than constantly replacing worn-out internal batteries

Keep reading to explore popular solutions for charging externally based on your needs.

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Things you should Consider when Choosing an External Charger For Laptops

When you are outside, charging your laptop is a big issue. Because you don’t have a regular charging option, you might opt-out for an external charger. Most of the laptops now come with a type c port which can be used to charge your laptop. There are various ways you can charge your laptop with an external charger.

With the range of external power banks, solar panels, and chargers available, it’s important to select the right one for your needs. Keep these factors in mind while shopping:

  • Laptop compatibility – Confirm the charger or battery pack provides the correct connector type and voltage/amps input that your laptop requires. This info is usually in your manual.
  • Power output – Choose an external charger that can provide enough sustained power output to charge your specific laptop model. Underpowered chargers will mean slow charging speeds.
  • Capacity – Higher capacity batteries can provide more full laptop charges before needing to be recharged themselves. Larger capacity means longer recharge times as well.
  • Portability – If travel is a priority, consider compact, lightweight options you can easily pack over bulkier high-capacity models.
  • Extra features – Look for conveniences like fast charging, LED charge indicators, integrated cables, etc., based on your needs.
  • Budget – External chargers range from $20 entry-level models to $100+ premium versions. Set a budget that aligns with how much you’ll use it.
 Recommended External Charging Solutions

Top Recommended External Charging Solutions for Different Needs

We looked out for you and found some best external laptop chargers for you. Here are some of the most popular types of external laptop chargers to consider:

Portable Chargers and Power Banks:

These compact, lightweight batteries can recharge laptops via USB-C or USB-A ports. They make charging anywhere a cinch. Top picks:

  • Anker PowerCore 20100 – Provides up to 5 full laptop charges from its high-capacity 20100mAh battery.
  • Omni 20+ – Compact 20000 mAh battery with USB-C and USB-A ports. Easy to toss in your bag.
  • Miady 10000mAh 18WPD Power Bank – Budget-friendly 10000mAh capacity model with 2 USB-A charging ports.
  • MAXOAK Laptop Power Bank – Massive 50000 mAh capacity for charging laptops and more when travelling off-grid.

Solar Chargers:

There are some eco-friendly ways o charge your laptop too. Eco-friendly solar panels soak up the sun’s rays to generate power for charging when outlets are scarce. They’re ideal for camping, hiking, or power outages. Top picks:

  • BigBlue 28W Solar Charger – Foldable 28W panel charges laptops and phones directly or can power a separate battery.
  • X-DRAGON 100W Solar Charger – Large capacity 100W solar solution with 2 USB output ports. Great for off-grid.
  • Nekteck 21W Solar Charger – Compact, durable 21W solar panel charges 1-2 laptops with optimal sunlight exposure.

Car Chargers:

These adapters convert power from your vehicle into laptop charging juice. They plug into the car’s DC outlet (cigarette lighter) and provide AC power via an integrated or separate inverter. Top picks:

  • Foval 150W Car Power Inverter – Provides AC power from a car to charge laptops, phones, and other electronics.
  • BESTEK 300W Power Inverter – High power output for quickly charging larger laptops and accessories.
  • JSAUX Car Charger Adapter – All-in-one adapter with a variety of laptop charging ports.

AC Power Banks:

These versatile, high-capacity chargers have integrated AC outlets and large internal batteries to power laptops and other devices during blackouts or when AC power is inaccessible. Top models:

  • Jackery Portable Power Station Explorer 500 – 518Wh capacity charger with AC and multiple DC outlets.
  • MAXOAK Bluetti EB150 – 1000W power station designed for off-grid use and power outages.
  • Anker 757 PowerHouse – Compact power bank with AC outlet specially designed for outdoor use

Universal Laptop Charger: 

Universal laptop chargers can be the perfect solution to many common work problems. These chargers are designed to charge a variety of laptops, even those with unique plug designs. 

They come with various connectors that can adapt to different laptop models and brands. So, as long as the charger fits the adapter of your laptop, it should work seamlessly, making it a versatile and convenient option for people who use different laptops. Top picks:

  • ZOZO 90W AC Universal Laptop Charger: 

This charger provides a wide range of plugs to make it the best portable charger.

  • Anker USB C Charger

Many universal chargers don’t support Mac devices. Well, this universal charger makes it a great choice as it supports both Mac and other laptops too.

Cables and Adapters

Don’t forget cables and adapters! You’ll need a compatible USB-C to USB-C cable or USB-C to USB-A cable to connect your laptop to the external battery. Helpful accessories include:

  • Anker Powerline II USB-C to USB-C 2.0 cable – Durable cable for USB-C laptops.
  • UGREEN USB C Adapter [USB C Female to USB Male]** – Adapter for connecting to chargers’ USB-A ports.
  • Cable Matters USB-C to USB Adapter – Alternative USB-C to USB-A adapter option.

How to Use an External Battery or Charger

Using external mobile chargers is easy once you’ve selected the right solution for your needs. Follow these simple steps:

  1. Fully charge the external battery, solar panel, or AC power bank if using it for the first time.
  2. Connect your laptop’s charging cable to the appropriate port on the charger (USB-C, USB-A, AC, etc).
  3. If needed, use any required adapters between the charger and your laptop cable.
  4. The external battery will automatically begin sending power to your laptop to recharge the internal battery.
  5. Monitor your laptop battery % as charging progresses. Unplug once fully charged to avoid overcharging.
  6. For solar chargers, place the panels in direct sunlight oriented at the optimal angle for maximum power generation.
  7. When charging is complete, safely disconnect the charger and store it for future use.

FAQs About External Charging for Laptops

How can I charge my laptop from a car?

Use a car power inverter that plugs into the cigarette lighter and converts DC to AC power. Connect your laptop charger to the inverter’s AC outlet. Ensure the inverter provides sufficient wattage for your laptop model.

Will external charging damage my laptop’s battery?

It shouldn’t if using a compatible, high-quality external charger. Avoid forcing incompatible connections. Check your laptop’s manual for any special charging instructions.

How much extra runtime will I get from an external battery?

It depends on the capacity of the external battery compared to your laptop’s internal battery capacity. For example, a 50Wh external battery would provide approximately 2 additional hours for a 25Wh laptop or 1 extra hour for a 50Wh model.

Can I travel by plane with external batteries and chargers?

Yes, you can safely pack external power banks and chargers in carry-on luggage for flights. Most models with 100Wh and under are permitted. Just check TSA and airline guidelines for any restrictions on capacities.

Is it better to remove my laptop’s battery before charging externally?

Modern laptops are designed to safely charge both internally and externally while the internal battery remains installed. Unless your manual states otherwise, you don’t need to remove the battery for external charging.

Final words

Charging Laptop Battery Externally was thought to be an impossible task. 

But with the wide range of portable chargers and power banks available today, you can work productively anywhere without worrying about your laptop’s battery dying. 

Choose an affordable, lightweight solution tailored to your needs for charging on planes, in cars, outdoors, or wherever your mobile lifestyle takes you. Never let a depleted battery slow you down again!

Author

  • Mira Edorra

    I'm Mira Edorra, your go-to gadget gal! I’m originally a California girl, born and raised in Silicon Valley, where people are as busy as bees, making all sorts of amazing tech stuff. But now, I live all the way over in the UK! At 32, I’m living the dream as a digital nomad, Traveling is my jam and gadgets are my peanut butter - a perfect combo, don't you think? As I bounce around the globe , I get my hands on loads of cool gizmos, and I just can't wait to share all my discoveries with you!From testing drones on mountain peaks to troubleshooting laptops in cozy cafés, my travels fuel my tech expertise. Got a gadget query? I'm your girl. Even if I don’t have the answer right away, Google and I are like Sherlock and Watson - we leave no mystery unsolved.

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