Instructions on how to charge your laptop quickly and conveniently without a charger

When using a laptop for work and study, it is very likely that users will forget to bring a laptop charger to use when the battery runs out. Therefore, it is necessary to have a backup plan for these cases so as not to interrupt work. Let's learn how to charge a laptop when there is no laptop charger through the following article.

How to charge laptop without charger using backup battery

Depending on the different laptop product lines , users can take advantage of using a backup charger to use when needed. You can use one of the USB Type-C ports to charge your laptop. 

Using a backup charger for a laptop is similar to using a mobile phone. However, while a laptop needs 8V to 12V power, most backup batteries only have about 5V, so when using them, you need to pay attention to choosing a 12V or higher backup battery to be suitable.

Charge laptop with car battery

If you don't have a spare charger or can't find a suitable spare charger, you can use a car battery to charge your laptop.

Using an inverter like the Bestek 300W Power Inverter, the car charger can be enough to charge your laptop when providing up to 300W of power.

However, the main point to note is that the power inverter needs to be placed on the vehicle floor.

How to Charge Your Laptop Without a Charger Using a USB Type-C Adapter

Users can choose to charge their laptop when they don't have a charger with a USB Type-C adapter. Unlike Type A, USB-C uses a smaller, oval connector and is designed for high-power connections. It can conduct more electricity and can do so at significantly higher speeds.

A simple example is the Anker USB C Wall Charger which can be used as a laptop charger similar to a power bank, but needs to be connected to a power source while a power bank has its own charging source.

The converter will have a protection feature that will cut off charging when detecting high temperatures or other problems that may arise during use to ensure the safety of the device. Therefore, this method is considered quite good and safe to use.

Charge your laptop with a universal power adapter

Some cases when the laptop has a dead battery or when the voltage is too high when using a universal adapter. Usually, the universal adapter when used can be used with some tips to replace many other supporting brands. 

How to charge laptop with super battery

Super battery is a device that is considered as a second battery or spare battery for your laptop. There are many different types of charging cables and replace the user's computer battery.

Normally super batteries will fit most devices however with specific branded product lines it may not fit their connection.

This is a way to charge a laptop without a charger that is considered ineffective and should only be used in emergencies.

Note for users when using different methods to charge their laptops can be completely harmful and unsafe for the device as well as the battery. It is necessary to ensure that the voltage and power source match the specifications of the laptop charger for the best fit.

Above is information on the most basic and popular ways to charge a laptop without a charger . Hopefully, this article has helped save readers in the most urgent situations.

TipsMake is a unit specializing in providing genuine laptop chargers and laptop chargers for many different brands. Contact us today for the best advice and support.

Jessica Tanner

Update 16 January 2025