Backpack, 30*42*12cm, Waterproof, Large capacity, Multiple compartments, External USB charging port, Black

Size Design:
Measuring 30cm x 42cm x 12cm, the backpack provides enough space for daily carrying needs while maintaining the portability and comfort of a backpack.

Waterproof Material:
The backpack is made of waterproof material, which can effectively prevent rain and accidental spills from damaging the contents of the bag, ensuring that the items are safe and dry.

Large Capacity Storage:
The backpack has a large storage capacity, which can easily hold laptops, books, documents and other daily necessities, suitable for students, office workers and travelers.

Multiple Compartment Design:
The interior of the backpack is designed with multiple compartments and pockets, making it easy for users to organize and categorize their belongings, such as laptops, tablets, cell phones, etc., which improves the convenience and efficiency of use.

External USB Charging Port:
The backpack is equipped with an external USB charging port, which allows users to connect a mobile power supply via the built-in charging cable and charge their cell phones or other devices directly from the outside of the backpack without having to open the backpack, which improves the convenience of use.