LED Illuminated Backpack Waterproof Casual Sports Student Bag

1. Backpack material: oxford, nylon, leather
2. Screen pixel count: 64x64
3. Screen size: 25x25cm
4. Screen pixel pitch: P3.75
5. Power supply: power bank powered
6. Communication method: bluetooth
7. Built-in material library: fun emoticons, trending topics, click to use
8. Power bank powered (not included): flexible, convenient, safe, and stable
9. Ergonomically widened shoulder straps: comfortable and slip-free, effectively reduces shoulder pressure
10. Air-conducting back panel: supports back, distributes shoulder pressure, and provides breathability
11. Sealed two-way zipper: waterproof and smooth operation
12. Backpack dimensions: 30x43x13cm
13. Weight: 1.1kg