How to buy a portable battery charger

Most of the time, having your smartphone’s battery peter out on you is a mere inconvenience. Maybe you were just about to finally dominate that one level on Candy Crush when … aw, snap! Down goes your phone. But sometimes, having your one-and-only means of communication clonk out on you at the wrong time can become an issue of safety.

Enter the portable battery charger. These things come in all kinds of shapes, sizes, colors and configurations, and they all promise to keep your devices juiced up when there’s no free wall socket to be found. But how do you find the best device in a category swimming with seemingly identical bricks? Are they are the same, or should you be shopping around?

Don’t be fooled: Not all portable battery chargers are created equal, and there are certain things you will want to take into consideration when choosing a charger so that you wind up with the model that’s right for both you and your device. That’s what we’re here for. Here’s our guide on how to choose the best portable battery charger.
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