Gelrova City Serise LED Crossbody Bag, Full Color Screen and Programmable DIY, Outdoor Advertising Travel Sling Backpack

• Material: This stylish backpack is made of PVC film material/TPU, 64*64 full-color dot matrix screen is waterproof, smart screen backpack has 72 resolution, supports text, picture, animation and other formats, adjustable shoulder strap size, adopted on the back Made of breathable material, it makes you feel more comfortable when traveling, hiking etc. How to use: Download LOY SPACE from the app store. Use the built-in USB port (inside the backpack) to connect the power pack. After the mobile phone turns on the bluetooth and the connection is successful, open the APP application. You can add subtitles, animated GIFs and images and display them on the LED screen. The backpack is compatible with any power bank with output above 2A. A 10,000mAh power bank can last 6 hours for the backpack. Space size: backpack size 32.5*22.7cm, large zipper pocket can hold tablet computer, there are multiple independent small compartments inside, which can effectively store cosmetics, tissues, keys, textbooks, mini ipads, mobile phones, umbrellas, sports equipment, etc. Objects, backpacks with DIY screens are also the best gifts for male and female friends Multi-occasion: This digital smart backpack is suitable for multiple scenarios. 1. Advertising marketing: Supports multiple advertising modes, realizing the ideal of everyone being an advertising billboard. 2. Make friends and interact, share the QR code on the screen, and make more friends. 3. Traveling in groups: modify the pattern at will, let the backpack follow the mood. 4. Riding artifact: outdoor travel, warning reminder, safer night riding Cool Gift: The City Serise Sling Bag with programmable screen is also the best gift for yourself or others on the Christmas, Birthday, Valentine's Day.... Dry Clean Only Zipper closure Nylon lining Please noted that for transportation safety, we do not provide mobile power,backpack only.