Interactive Display: Equipped with a vivid LED screen, this backpack allows you to display ads, messages, or personalized graphics updated in real-time via WIFI. Perfect for marketers and travelers alike. Customization Options: Easily personalize the backpack's display with your name or logo, making it an excellent tool for promotion while on the move. Versatile Use: Designed for both everyday travel and business needs, this backpack serves as a mobile , enhancing your visibility wherever you go. and Comfortable: Crafted from high-quality materials, the backpack is for long-term use and designed for comfort, making it ideal for extensive travel or daily commutes. Color: Black Material: Cloth+Plastic Package Contents: 1 * Display backpack Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.