There are six power banks on my desk right now. On the shelves behind me are a dozen (two dozen?) more. Over the past three years, I’ve tested more than 55 portable battery packs for Engadget — and ...

While only 12 of the 203 reviews award the MM420 fewer than 4 stars, there are some issues worth noting. The most common ...

With the correct accessories, iPhone fast charging speeds will hit a sustained rate between 20 watts – 30 watts. At this speed, you should be able to charge from zero to 50% in less than half an hour.

Learn how to check your iPhone's battery health accurately in iOS 26 with detailed stats and insights beyond the built-in feature.

We have seen many scam USB chargers appear over the years, with a number of them being enthusiastically ripped apart and ...

People have been obsessed with their iPhone's battery life since day one, and the more metrics and tweaks Apple adds to iOS to delve into what the battery is doing, the worse it has become. Once Apple ...