Bettery Convert a power Bank tricks

REUSE YOUR OLD LAPTOP BATTERY TO MAKE A POWER BANK.

Powerbanks are an essential products for our Energy consuming
gadgets..It is very difficult to maintain the battery charge throughout
the day while using your phone to even half its potential.
So, it is important to keep a backup supply always.

In this Instructable, i decided to use my old Laptop battery and make
a mobile powerbank from the salvaged cells. A Laptop battery needs
replacement every few years but all the Li-ion cells inside it are
never damaged. They can be extracted and used for various other purposes.

The features of the digital products are growing enormously which
triggers the frequent usage of smart phones in several applications.
Thus the battery backup time is getting decreased.
It will be fun to build a Power Bank for Mobile Phone
as spare charging source for emergency purpose which is also portable.
In this article we will discover how to make a power bank with a
super simple power bank circuit diagram.

The important factor to be considered while working with lithium batteries is protection
circuits and quality of batteries. But, when this comes to 18650 cells the risk factor
is less compared with pouch batteries. Good protection is offered by few readymade modules available in market.