The Battery Capacity History section shows how the capacity has changed over time. On the right is Design Capacity, or how much the battery was designed to handle. On the left is Full Charge Capacity, ...

Four Wheeler reader Allan asks:I have a 1985 and 1986 CJ-7 both set up almost exactly the same with the following exceptions: the 1985 has dual batteries with Kirkland batteries (6 months old) and a ...

Have you ever wondered how a car engine starts? Or how the air conditioner turns on when the car is switched off? The answer to these questions is simple: the battery plays an essential part in the ...

If you’re like me, you relentlessly charge your devices even if doing so might be hurting the battery over the long-term. “This is the way,” I think to myself as I look over at the AirPods Pro ...

With iOS 18, Apple allows you to check your iPhone 16's battery cycle count directly as a built-in feature, along with the maximum capacity percentage. Since battery longevity is one of the biggest ...

Apple’s newest macOS update makes it easier than ever to check MacBook battery health, and to prolong its lifespan. In this pro tip, we’ll show you where to find the new battery health features, and ...

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 ...

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 ...