Best portable chargers of 2017: 14 we recommend
For any tech lover or frequent traveller, a power bank is a must-have accessory. There are loads of models available, and the latest all support fast charging. Other more specialised power banks can charge laptops, have USB-C ports, and support tech such as Qualcomm’s Quick Charge. To help make choosing a power bank easier, we tested 10 models, from...