This school bag not only offers enough space to store books, notebooks and other school supplies, but also has a built-in USB charging port so you can keep your phone, tablet or other USB-charged devices charged at all times. This school bag is made of high-quality materials to ensure durability and long-lasting use. It has multiple compartments and pockets that help you organize and store your belongings so you can easily find what you need. In addition, it comes with a dedicated pen pocket, so you can conveniently store and retrieve pens and pencils. A safe and hidden charging interface is designed inside the student's USB charging school bag. Just put the power bank in the charging pocket of the school bag and connect it to the external USB interface to conveniently charge your device without having to worry about finding it to the power outlet. The school bag's shoulder strap adopts ergonomic design, which can effectively reduce the burden on your back and make you feel comfortable when carrying the school bag for a long time. The shoulder straps can also be adjusted in length to suit students of different heights. The back is made of breathable material to ensure air circulation, which reduces sweating and discomfort in the back. In addition, the bag is water repellent (not splash proof) to protect your books and valuables from the rain. It also has durable zippers to ensure the safety and reliability of the school bag. Overall, this school bag is an ideal choice for students. It not only meets your learning needs, but also conveniently provides a charging function for your electronic devices. Let this school bag be your best companion and bring convenience and intelligence to your study life. Whether it's going to school, class or going out on weekends, it will be your best partner. Note: The product is mainly based on the main image pattern, if you need other styles of backpacks, please contact us