Unisex Full-Color LED Display Backpack with Bluetooth — Programmable Advertising & Laptop Bag, Waterproof

This backpack incorporates a full color dot matrix screen built into waterproof cloth, letting you display eye-catching images and animations. It uses programmable screen technology so you can load pictures and GIFs from your phone, customize content in the APP, or doodle original pictures and text for promotions, holiday greetings, travel, or everyday use. Constructed from waterproof, scratch-resistant materials for lasting wear, it includes adjustable wide shoulder straps and a mesh back panel to improve comfort, breathability and stability. The bag offers a large capacity with expandable storage space to accommodate bottles, books, documents, wallets, pens, cell phones, tablets, mobile power, laptops, etc., making it a handy companion for work, study, travel and more. 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.