Windows 11 has a built-in report that provides insight into your laptop's battery health (and whether a replacement is needed).

Cold weather exposes weak batteries fast. Here’s how to spot the warning signs—and replace it before winter leaves you stuck.

Noah is a long-time writer, editor, website developer, and creative based in the United States and currently focused on automotive writing. Electric and hybrid powertrains and battery specifications ...

ZDNET's key takeaways Total battery capacity is only one factor influencing actual device longevity.Lab tests demonstrate how ...

Lithium-ion batteries are one of humanity’s greatest inventions. They have already helped us develop portable electronic devices and electric vehicles and are on the verge of conquering the grid ...

If your bike didn't start up this morning, or if you are simply wondering how to check the condition of your old battery before it gives out on you, the answer lies ahead. There are many ways to test ...

Knowing your iPad battery health helps you decide when it's time for a new tablet. Image: Ed Hardy/Cult of Mac Checking the health and maximum capacity of the battery in older iPad models isn’t as ...

Need a charge? Here's how to check AirPod battery levels on your iPhone, Mac and Android so they don't die on you. RD.com, Getty Images, via merchant Immerse yourself in your favorite music. Share ...

The AirTag relies on a disposable CR2032 battery to function. While Apple recommends changing the AirTag battery after a year, your mileage may vary based on usage and location update frequency. You ...

Fitbit is rolling out upgrades to its app after it caused headaches for some users. In the meantime, here's how to find the battery life on your Fitbit. Jessica Rendall Former Wellness Reporter ...

Using your favorite pair of Bluetooth headphones with your iPhone is super convenient. However, since they're battery-powered, you must keep an eye on their charge so that they're always sufficiently ...