And the best news is, the deals below mean they're extremely affordable. That's when power banks become worth their weight in gold, allowing you to charge your devices when you're nowhere near a working plug. Jump to how to choose the best power bank.
And sometimes we go out with a bunch of power-guzzling apps left on and pinging our geolocation every few seconds. And while most of us have pretty good charging discipline, sometimes we forget. There are worse scenarios, of course you could break down on the motorway or get lost on the moors, and without a powered-up phone you'd have no way of calling for help. It used to be that your phone running out of charge was a bit of an inconvenience however it does so much heavy lifting these days as an all-round communication device, diary, payment platform and more that the last thing you want to discover is that it's inexplicably run out of juice when you most need it.