For those who are happy with a more traditional power bank, Argos has reduced the price of the Belkin 10000mAh Portable Power ...

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 ...