When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

Although your vehicle's battery is essential to its operation, it's also easy to forget about—or at least take for granted—when everything is running smoothly. That, of course, changes when your ...

The Battery Capacity History section shows how the capacity has changed over time. On the right is Design Capacity, or how ...

Whether you use a high-end or budget device, its battery degrades over time. Knowing its status is vital, especially if you plan to trade in or sell your phone. You might also need to check the ...

A couple of decades ago, having a dead battery usually meant pulling out jumper cables and hoping your friendly neighbor (if you didn't own a secondary car) would be kind enough to give you a jolt to ...