Best power banks 2021: the portable chargers worth buying

All your portable gadgets have the same problem – limited battery life – so you could almost certainly do with one of the best power banks to help keep your devices going when you’re away from a fixed power source. 

Whether you’re looking to charge your phone, tablet, laptop, smartwatch, or other devices, there’s a lot to consider before buying a power bank though. That includes how much capacity you need, how much you’re willing to spend, and how slim or portable you’d like the device to be. You might even be tempted by a solar power bank if you’re planning on being off the grid for a while. 

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