Anti-theft backpack – printed with this backpack anti-theft design technology.
The main bag of the zipper is completely invisible. On the back of this backpack, you can easily open your backpack without theft. This is a super good, travel, work or school
Built-in USB charging port, waterproof fabric.
An external USB charging cable provides a convenient way to charge your electronic device anytime, anywhere.
This bag does not contain a battery, you need a mobile power charger, charging,
Multi-layer backpack, guaranteed night safety backpack