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.

There are smartphones, tablets, laptops, smartwatches, wireless earbuds/headphones, power banks, and more. This means that each device needs its own charger which can get incredibly messy.

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 ...