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What is a power bank for USB?

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Power bank must only be carried in hand luggage or carried around. It is not allowed to carry power banks in checked luggage. If the rated power is less than 100Wh, power banks can be carried without approval; power banks with the power between 100Wh and 160Wh can be carried after approval of air carrier.Jun 25, 2019');})();(function(){window.jsl.dh('10','');})();(function(){window.jsl.dh('_PpWgYKqIEaDC0PEP14qPoA043','
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Input and Output Ports

USB-C ports typically support some, but not all, fast charging protocols for smartphones and tablets. Most often you'll find the USB-C port is used for both power input and power output, but you'll want to check carefully since some less expensive battery packs may only USB-C for power input.

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