The most common travel mistake is trying to manage multiple devices, phone, earbuds, watch, tablet, with a single-port charger. A multi-port GaN charger solves this by letting several devices charge from one outlet at once, and at proper speed.
It is smart to keep at least one cable and a small adapter in your carry-on, even if the rest of your charging gear is in checked luggage, in case that bag is delayed or lost.
When choosing a power bank capacity, factor in airline rules: models under roughly 100Wh are typically accepted without issue, while 100-160Wh may need airline approval. Checking this before you fly avoids awkward surprises at security.
Since outlet standards differ by country, a USB-output travel adapter is far more practical than carrying separate plugs for every destination. Charjett's travel-focused cable and adapter sets are built compact enough to barely take up any luggage space.
Finally, a small cable organizer or a simple rubber band to coil cables goes a long way toward preventing tangles and the wear damage that comes with them over time.