Features 1、Bluetooth Full Colour LED Screen: This color screen programmable backpack has a built in bluetooth full colour LED screen to display a variety of great looking patterns. 2、Easy To Use: This fashion display pixel backpack is simple to use, all you need to do is plug it into a rechargeable battery, pair the backpack with your phone via Bluetooth connection, and use the app to control the realistic images on the backpack. 3、Excellent Oxford Cloth Material: This LED color screen backpack is made of excellent oxford cloth material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. 4、Large Capacity: This LED backpack has large capacity, with double storage and multiple compartments in each layer, easy to store, such as water bottles, books, documents, wallet, pens, mobile phones, tablets, rechargeable batteries and 15.6 inch laptops. 5、Wide Application: This programmable screen waterproof backpack has a wide range of applications, which is suitable for commuting, travelling, cycling, outdoor adventure, and working. Specification Item Type: LED Backpack Material: Oxford Cloth Power Supply: USB Interface APP: For SPOTLED APP Connection Method: Bluetooth Application: Can be used for advertising, holiday greetings, banners and business promotions. It's perfect for commuting, travelling, cycling, outdoor adventures, work, hiking backpacks, or even a surprise gift for your friends! Package List 1 x LED Backpack