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Laptop users often consider replacing the original battery when battery backup becomes poor or the battery reaches the end of its useful life. During replacement, you may find batteries advertised with capaciti…
When replacing an aging laptop battery, you may find replacement batteries advertised with a higher mAh (milliampere-hour) rating than the original battery. For example, your laptop may originally have a 4,000 …
Laptop batteries are commonly described as 3-cell, 4-cell, 6-cell, 8-cell, or 9-cell batteries. When buying a laptop or replacing an old battery, users often assume that a battery with more cells will automatic…
Laptop battery technology has improved significantly over the years, but most modern portable computers still rely on two closely related rechargeable battery technologies: Lithium-ion (Li-ion) and Lithium-Poly…
When checking a laptop battery, you will commonly find specifications such as: 11.4 V 15.2 V 3,500 mAh 5,000 mAh 42 Wh 56 Wh 86 Wh These numbers describe different electrical characteristics of the battery. A c…
A laptop battery is a consumable component. Even when a laptop is otherwise working perfectly, its battery gradually loses capacity because lithium-ion and lithium-polymer cells chemically age with time and cha…