Full-Color LED Display Smart Backpack — Waterproof WiFi Multimedia Laptop Bag (DIY App-Controlled)

Full-color LED display built into a waterproof cloth backpack with a dot-matrix screen. This programmable-screen pack lets you upload pictures and GIF animations from your phone, create custom designs in the APP, or doodle images and text for a personal touch. Perfect for holiday wishes, traveling, work, advertising and hiking. Durable and stylish construction uses waterproof, scratch-resistant materials for everyday protection and longevity. The bag includes adjustable wide shoulder straps and a mesh back panel to improve comfort, breathability and stability during wear. Large capacity with expandable storage to accommodate bottles, books, documents, wallets, pens, cell phones, tablets, mobile power, laptops, etc., making it a reliable companion for daily work, study and 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) We offer 12 months warranty and 24/7 customer service.If you have any questions about the product,please contact us.