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What you should known about the Advent 7521 Laptop Battery?

1. It is a wrong concept that taking out the battery from laptop when it has stable power supply in order to prolong the battery life.
2. It is recommended to conduct a complete charge and discarge cycle for the battery every three months on average.
3. Don’t use cheap discounted replacement Advent 7521 Laptop Battery if it is not necessary because every charge/discharge time may shorten battery’s life.
4. Try not to charge battery before power is used up and not to charge the battery too long. This is the best way to avoid memory effect for both Lithuim and Ni-MH batteries. Lithium-ion battery has memory effect too though it is not as obvious as Ni-MH battery.
5. when charging, shutting down the computer will yield better results. But it is not mandatory. It will be good for the battery if it is not used until 30 minutes after charging.

Why does a rechargeable Advent 7521 Laptop Battery’s life get short when charge cycles get less?

All rechargeable batteries are made with chemical materials. The chemistry changes to electric power. Simply speaking, the reaction is reversible. it can be charged and discharged. But these chemical materials would not keep its chemical nature forever. Along with charge and discharge the battery’s chemical material reaction will be aging and deteriorating which lead to decline of workable capacity. Then the using time is also declined gradually. Chemical material will completely deteriorate and the battery can not be used when charge and discharge cycles are up to a certain extent.

Disclaimer:

The Advent 7521 Laptop Battery supplied by our company are compatible with certain products of manufacturers, and Any reference to products or trademarks of such manufacturers is purely for showing the batteries with which our products are compatible. Besides, our company and website are neither affiliated with these manufacturers nor are the products listed in our website manufactured by those batteries manufacturers.