This school bag not only offers sufficient capacity to store books, notebooks, and other school supplies, but also features a built-in USB charging port, allowing you to 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 to help you organize and store your belongings, so you can easily find what you need. In addition, it comes with a dedicated pen pocket, allowing you to conveniently store and retrieve pens and pencils. A secure and hidden charging interface is designed inside the student's USB charging school bag. Just put the power bank into 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 an 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, reducing back sweating and discomfort. In addition, the bag is water-repellent (not splash-proof) to keep your books and valuables protected from the rain. It also features durable zippers to ensure the school bag's safety and reliability. 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, bringing 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