That last factor might mean the difference between a full, free replacement under warranty and a full-priced new battery. Also, find out if it's a lead-acid design or a newer AGM-style battery ...

Faith is a writer whose work has been featured in EcoWatch and Today’s Homeowner. She holds economics and English degrees from the University of North Carolina at Chapel Hill and likes to ...

I’m one of the consumer PC experts at PCMag, with a particular love for PC gaming. I've played games on my computer for as long as I can remember, which eventually (as it does for many) led me ...

A charged battery is a happy battery. Keeping your car’s battery properly charged is essential to long life and reliability. When you drive, your car’s charging system keeps your battery ...

Most of us — casual users and enthusiasts alike — are forever searching for smartphones with the longest battery life. And while fast charging keeps us topped up every day, the absence of ...

Rechargeable lithium-ion batteries don’t last forever. Over time, they hold onto less charge, eventually transforming from power sources to bricks. One reason: hidden, leaky hydrogen ...

If you need to send something far from a recharge outlet, then you’re going need a nuclear battery. These long-running power sources come in all shapes and sizes, and have many different methods ...

Because it requires no extra batteries, it offers a much more affordable way to produce drinking ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile ...

Solar panels don’t always generate the most electricity when you want to use it. You can send excess electricity back to the National Grid, and use mains ...