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Power bank tips

In our guides you’ll find out all about the external secondary battery: How does a power bank work? What should you bear in mind on a plane and during charging and disposal? And which is the best power bank?

How does a power bank work?
7 min read

Charging your phone or tablet on the move without a power connection? Power banks supply the necessary energy! But what is a power bank and how does it work?

Dispose of a power bank
6 min read

What should you do with a worn-out power bank? It’s very important that you dispose of a power bank correctly. Read here what you need to bear in mind.