The Snap-n-Charge is small as power banks go, and only 3,200 mAh/16 Wh. This is good enough for a quick top-up of a smartphone or headphones. And a top-up is what you get -- the capacity is enough for ...

With all the electronics we’re lugging around nowadays, there are as many chargers to remember to take with you. Charging multiple devices with one charger has become easier, though, and a power bank ...