Are you worried that your battery is starting to die and may need to be replaced? Are you looking for a used laptop and want to make sure that the battery is in reasonable condition before you buy?

at the end of which I did not have a Dell battery. The purpose of this saga is not to take on Dell Technologies, which refunded my money, but to say something about logistics. I see in this fiasco a ...

Dell's line of Latitude laptops features removable lithium-ion batteries that, when properly charged, can give you hundreds of hours of portable power. With a fully charged battery on hand, you never ...

Switching from battery to AC power on your Dell laptop has battery-saving benefits. If you use your computer on the go in airports, meetings and conventions, your battery must last long enough to keep ...

Matt Elliott is a senior editor at CNET with a focus on laptops and streaming services. Matt has more than 20 years of experience testing and reviewing laptops. He has worked for CNET in New York and ...

Battery life is an often vague and nebulous concept. In theory, it can be represented by a single number but, in practice, literally hundreds of factors can shorten or lengthen endurance. Performing ...

Is your Windows laptop battery not lasting as long as it used to on a single charge? High screen brightness, incorrect power settings, and too many applications running in the background are a few of ...