Power Bank from Old Laptop Battery

How to make Power Bank from Old Laptop Battery? Power banks are most popular gadgets these days. Due to the fact, most of us are using smartphones, have to spend lots and lots of time outside, have busy routines and don’t get enough time to keep a check on the charging level of the phone battery. What happens is that we may run out of battery charge of our phone when we don’t have an access to the charging port.

This makes a great mess and may lead to hustle and bustle in our daily routine life. Having a power bank that may help us to charge our smartphone can be of great help in such a situation. But do you know you don’t have to spend a lot of money to purchase a brand new power bank for your mobile? Yes, it is true, you can make your own simple, efficient mobile power bank on your own.

Make sure, you have or you can find an old laptop battery that you can use. This is a simple method of preparing a completely functional, portable power bank for your mobile.

  • Caution: Remove and use battery cells carefully with proper tools and care

Things you will need:

  • An old laptop battery
  • Small, pointed pliers
  • Multimeter
  • Power bank case
  • Charging cable

How to do:

Firstly, you will have to take the old laptop battery and remove the cells inside it. There should be around 4, 5 or 6 cells inside. After removing them, you will have to check all the cells using a multimeter and see how much voltage they have. You have to pick the cells which have a voltage above 1V as they will be enough to be used in your power bank.

After sorting out the best cells, make sure you clear its terminals and make them ready for use. You may check the voltage of the cells again to make sure they are giving 2-3 volts on average.

After you have made it sure, you can proceed to the next step. You will have to buy a power bank case which is readily available online. It is not an expensive thing so you can make use of it to keep your power bank safe.

Insert the cell in the case and make sure to put it in the case in a proper way. Attach the charging cable and attach it to the mobile. If the charging comes on, it means the charger is ready to go. If not you can put the power bank to charge for some time. You can charge it using your charging adapter. After some time, you may check the power bank to charge the mobile again. All you need to do is to attach the cable to the power bank USB port and also with your mobile.

If the blue light comes on, it means you are ready to charge your mobile. It is a small sized, portable mobile charging power bank you can make at home and carry it anywhere in your pocket.

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