This kit retails for $229 and the included batteries work with more than 300 Dewalt tools in the company's arsenal.

But this week, researchers described a lithium-sulfur battery that still has over 80 percent of its original capacity after ...

We've seen phones with some big batteries in recent times, but it sounds like a major player could up the ante in a massive ...

The iPhone 17 Air and Galaxy S25 Slim will be ultra-thin phones with smaller batteries - here's what it might mean for ...

While DIY battery installation may seem easy, hiring someone to install it can make a big difference, for you and your home.

Redmi is reportedly prepping a 7,500 mAh battery for its next budget phone. The tech is already out there, and it doesn't ...

When temperatures drop, car batteries become less reliable. Cold weather slows down the chemical reactions inside a ba ...

The Reolink doorbell camera captures 2K video at 15fps, has a 180-degree field of view, and supports color night vision when ...

With CES behind us and Samsung's Unpacked ahead, the Engadget crew had a quick chance this week to catch its collective ...

Battery life: The Apple Watch Ultra 2 staying power is perhaps the biggest lure. It offers 36 hours of everyday use while the ...