It is very enjoyable to use a backpack. We have so many names which are given to the backpack. Some called it Bergen because it wee name after the owner who discover the back. Some also call it a smart backpack, book pack, etc.
The names are many but few are mentioned above. Some are afraid of the bag because they think is magic but it is not. But rather is pure technology. And this form of technology is above the imagination of how it had been designed and how it works.
You can use the bag to charge your phones, laptops and etc.
The backpack is having a port that is not any other port but a USB. And at that point, you can use that to charge the chargeable items that you have with you.
The bag was announced and officially launched in 1938.
How do I charge my USB backpack?
Yes, the backpack is chargeable because it cannot be connected to the electricity directly while you are carrying it on your back. Moreover, there are some places where you can carry the backpack when electricity is not there so basically on this and other matters, it automatically is chargeable.
Before you can charge it, Get a power bank and put it into any space of the ban, connect a USB cord to it and den you are good to go. It will give you a signal right after the full charge of it.