I think the thing I freak out about most while traveling is not having enough charge on my devices, especially on long-haul flights. Even though most flights have some kind of charging port, I still feel like I need the right portable battery-saving devices to keep things fully charged.
Incoming Anker, literally the only brand I trust with my life for keeping my things always charged. When I was introduced to the brand, I was literally shocked by how powerful its products are and how sleek its designs are.