These are the best portable chargers for charging speed and portability from CR's tests. These power banks are a lifeline ...

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 ...

but these pocketable battery packs are usually not powerful enough to keep an unplugged and energy-hungry MacBook going all day. We’ve rounded up the best portable laptop power banks with ...

these compact cells power all manner of portable devices. A particularly common use is in laptop batteries, where they’re often built into a pack using the Smart Battery System. This creates a ...

the Apowking portable power station is a great option with plenty of power to go around. This high-capacity 39600mAh battery ...

You want a long-lasting portable laptop: The Surface Laptop comes in 14-inch and 15-inch configurations, and even the larger model is thin and light enough to carry around - and its battery ...

Why is it that tech gadgets always run out of battery at the ... including mobile phones, laptops and tablets. This must-have can be as compact as a typical portable charger yet remain reliable ...