Tip & How-To about Computers & Internet
System batteries for portable computers are in general considered a consumable item. Because of that the battery warranty is normally limited to 1 year from the time of purchase.
The average life cycle of a battery is roughly 300 to 500 discharge recharge cycles, or about 18 months. The varies from system to system and battery types. Lithium Ion (LI) Batteries last longer than a Nickel-Metal Hydride (NiMH) ones. The pattern of use also effects the lifespan of the battery.
As they age, the battery run time gets shorter and shorter as a normal progression of the battery life. So a 4 year old battery may run just fine, for 15 or 20 minutes. Failing batteries may also display LED indications on the system (On a Dell it will flash orange 4 times then green once)
Once a battery starts to degrade, it is time to buy a replacement. Some sources are:
Posted by IQUIT on
Apr 22, 2011 | Acer Aspire One PC Notebook
Jul 03, 2009 | Dell Inspiron 640m Notebook
Mar 25, 2009 | Dell Vostro 1500 Notebook
Feb 10, 2009 | Lenovo 3000 N100 0768 - Pentium Dual Core...
Jul 18, 2008 | Acer Aspire 5580 Notebook
1,745 people viewed this tip
Usually answered in minutes!