I bet your carry-on bag is not as smart as the Rolopower. You see, this product has built-in generators in its wheels as well as an internal battery to store energy for your phone. As you move around, the Rolopower generates and stores energy for your gadgets. That means you will be able to keep your phone charged on the go.
Rolopower also has a phone holder on top of the bag with a see-through cover. There is also a button that shows you the internal battery life. There is also an app that lets you monitor the internal battery, walking speed, distance traveled, and other stats. You can find the product on Indiegogo.