- Prepare your power bank.
- Place it into one of the inside mesh pockets and connect it to the built-in USB cable.
- Connect to the outside USB port and start Charging your phone.
- Stay fresh with Matein while on the go.
How do USB in backpacks work?
The usb post is just a long extension cable. The cable from within the inside of the backpack is plugged into a power bank. Then you grab an electronic device and extra charging cable which hooks up from the outside.
How do the charging backpacks work?
The cable from within the inside of the backpack is plugged into a power bank. Then you grab an electronic device and extra charging cable which hooks up from the outside. This will only work if you charge the battery pack after use or get a heavy duty 12000 amp battery pack which can last a few charges.