جي اي اف ار موفرز شنطة ظهر LED مقاومة للماء بشاشة ملونة كاملة قابلة للبرمجة، شنطة ظهر للابتوب والسفر للرجال والنساء، اسود، 34 × 16 × 44 سم

【LED laptop backpack】This LED backpack is made of waterproof oxford cloth, built-in 64*64 full color dot matrix waterproof screen. It is a programmable tech backpack for portable billboards, ads, holiday wishes, slogans and business promotions. Suitable for commuting, travel, cycling, outdoor adventure, work, school bag, hiking backpack, or even a surprise gift for friends.
【How to use】Before using the LED display backpack, you need to prepare a 10000mAh power bank. Download led space app from app store or download LOY PLAY. Built-in USB port (inside backpack) to connect power bank. After the Bluetooth device is successfully connected, open the app. You can add subtitles, animated GIFs and images and display them on the LED screen. A 10,000mAh power bank can power the backpack for 6 hours.
【Colored text graffiti】 In APP, you can enter text or upload your favorite GIF dynamic patterns and pictures to create your own DIY graffiti style. With this mysterious backpack, you will get more attention in the crowd.
【Space Capacity】It can hold (24L capacity) double-layer storage with multiple compartments in each layer, which is convenient for things like water bottles, books, documents, wallets, pens, cell phones, tablets, mobile power, 15.6-inch laptops, etc. to meet the needs of daily work and study and travel.
【Customer Service】Don't worry about after-sales service, if you have any questions or need technical support, please feel free to contact us.