Full-Color LED Programmable Backpack with Dot-Matrix Screen — Waterproof Laptop & Travel Backpack

Full-color LED display: This backpack features a full-color dot-matrix screen built into waterproof cloth, letting you show custom images and GIF animations. The programmable display works with your phone — load pictures and GIFs directly, or use the APP to design and doodle text and graphics for holidays, travel, advertising, work and more. Durable & comfortable: Constructed from waterproof, scratch-resistant materials that look good and withstand daily use. Wide adjustable shoulder straps plus a mesh back panel provide improved comfort, breathability and stability while carrying. Large, expandable capacity: Designed to hold bottles, books, documents, wallets, pens, cell phones, tablets, mobile power, laptops, etc., with extra expandable storage to keep your essentials organized for work, school or travel. How to use: 1. Connect your power bank 2. Download the APP 3. Connect Bluetooth 4. Start Using (Please refer to the manual for using this product) Warranty & support: We offer 12 months warranty and 24/7 customer service. If you have any questions about the product, please contact us.