As avid users of many gadgets, we are forever looking for ways to keep them charged when we’re camping or hiking. We both have phones plus a tablet, so it can be a real issue, particularly these days when the average smart phone battery seems to last a matter of minutes (or is it just mine?) We’ve tried pretty much everything, from battery packs, solar powered chargers and even our Biolite stove, but none have been perfect. I had vaguely heard about power banks, but I thought that they couldn’t be as good as they seemed.
I mentioned in my last