The best power banks and battery packs in the UK for reliable charging on the go, tested

Forever running out of juice? Top up your battery-powered devices with our expert picks, from tiny smartphone chargers to super speedy models• The best iPhones: which Apple smartphone is right for youIt’s disempowering when your smartphone, laptop or other important gadget runs out of battery. With the flash of a graphic or a plaintive bleep, we lose a way to entertain ourselves, get things done, stay in touch or even get home safely. There’s a time and a place for a digital detox – but what is the time, and where am I?Carrying a power bank is your ticket out