my battery, changed.

[Arueze Amaka]

i gave someone my laptop to update my softwares but i realized my battery does not last for as long as it used to. how do i check this?

 

[ratedk]

I hope you gave them the power cord as well. The average life span of a laptop battery is about 2 years under normal use. The battery will charge to 100%, but the actual usage time will continue to diminish. Consider replacing it, or be prepared to tether yourself to an outlet

http://www.ehow.com/how_4794026_check-laptop-battery-life.html
http://www.notebookreview.com/default.asp?newsID=4356