We’ve all suffered the inconvenience of dead phone. However, with a breakthrough in battery technologies a portable charger is the best solution. Sometimes that’s not always convenient (or even possible) to plug the USB charging cable in to your computer or to a wall-wart transformer especially if you’re traveling or are away from home. So what is an external battery pack? In short, this device lets you charge you handy, tab or any other gadget if there’s no possibility to plug your charging cable into the wall.
Let’s have a look at the main features you should consider while choosing a portable charger.