If you’ve ever had a laptop charger die, you know that they can be expensive to replace. Many laptops require you to use a ‘genuine’ charger, and refuse to boot when a knock off model is used.

If you have a laptop, there's a good chance it came with a proprietary charger. But if you forget to pack the cord before traveling, or it gets damaged, you can run into the issue of a dying ...

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 ...