Full-Color LED Dot-Matrix Smart Backpack — Programmable Bluetooth APP-Controlled Advertising Travel Laptop Bag, Waterproof

Built with waterproof cloth and a full color dot matrix screen, this LED backpack lets you display custom visuals on the go. The programmable panel supports uploading your own pictures and GIF animations directly from your phone, and the companion APP also allows freehand doodling and text creation for unique messages and graphics. Ideal for holiday greetings, travel, commuting, advertising or hiking. Durable construction uses waterproof, scratch-resistant materials and features adjustable wide shoulder straps plus a mesh back panel for added comfort, breathability and stability. The bag offers a large, expandable main compartment with organized pockets to carry bottles, books, documents, wallets, pens, cell phones, tablets, mobile power and laptops. Quick start: 1. Connect your power bank 2. Download the APP 3. Connect Bluetooth 4. Start using (Please refer to the manual for using this product). Includes 12 months warranty and 24/7 customer service for support.