ChillCheer Full-Color LED Laptop Backpack — App-Controlled DIY Waterproof Travel Backpack, Fits Laptops — Gift for Men & Women

Eye-catching full color dot matrix screen: This ChillCheer backpack is built with waterproof cloth and a full color dot matrix screen, a programmable screen technology backpack that lets you display custom images and GIFs. Use the companion APP to upload pictures and GIF animations from your phone or draw your own text and designs for holidays, travel, work, advertising, hiking and more. Durable, travel-ready construction: Crafted from waterproof, scratch-resistant materials for long-lasting use. The bag includes adjustable wide shoulder straps and a mesh back panel to improve comfort, breathability and stability during wear. Roomy, expandable storage: A large-capacity main compartment with expandable organization stores bottles, books, documents, wallets, pens, cell phones, tablets, mobile power, laptops, etc., making it a practical partner for daily work, study and trips. Simple setup: 1. Connect your power bank 2. Download the APP 3. Connect Bluetooth 4. Start Using (Please refer to the manual for using this product). Support and warranty: We offer 12 months warranty and 24/7 customer service. If you have any questions about the product, please contact us.