To get the best efficiency for my battery backup system I want to make sure that the backup battery is large enough to cope with at least twice the total amp hours required in my calculations. So, in ...

With these simple, easy-to-follow steps you can keep your PC laptop’s battery healthy and can squeeze out more time when on the road. Your laptop’s battery life will always decrease over time. That’s ...

If your laptop’s battery doesn't last nearly as long as it first did out of the box, then it might be time to replace it. The lithium-ion batteries used to power most laptops degrade over time with an ...