How to make a power bank from an old laptop battery?
Wondering about a charging point nearby for charging your smartphone and don't want to spend some bucks in order to buy a brand new Power bank? Well, this post is for you. Today we going to share with all how to make a homemade power bank for your smartphone which can provide portable charging point anywhere you go. For this, all you need is an old laptop. As you may be well aware that old laptops do a have battery panel which contains typically 4 to 6 cells.
Step by Step process
* Take out the battery of the laptop which is probably you do not wish to use it again or probably lying in the dustbin.
* Check if there is any charge left in the cells or they are completely dead. You will need an active cell having some charge in it.
* Remove the extra soldered terminals or the cascade configuration of the two joint cells. Take out a single cell and smoothen the bottom and top surfaces.
* You would require a USB cell casing which you can buy from Amazon.
* After having an active cell with you, install the cell in the USB casing and plug a charger of the phone in order to charge the cell for a short period of time.
* After a short charging, try to plug your smartphone USB cable to the device you have just made and Yipee !! you have a brand new home-made Powerbank which is ultra light due to a single cell and amazingly portable.
There are several other homemade devices that you can build from an old or dead laptop. Although your last laptop is no longer in use but has immense potential to be useful for various tasks. For illustration, the screen panel of an old laptop can be used to make a decent Projector on which a user can enjoy watching movies at home. The cooling system of a laptop can be used as small face fan at your study table so that enjoy fresh face breeze while studying. Moreover, there are some rare earth elements in your laptop motherboard which are really precious and are often used by scientists for research and development.
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