Feature: 1. LED RIDER BACKPACK: This 3D hardshell motorcycle backpack hides a pair of mysterious and dreamy owl eyes. If you carry through the crowd, you will become the center, like a scene in a movie 2. DAZZLING AND POWERFUL: The smart backpack with a display can be connected to the for LOY EYES APP via smartphone to freely edit text, animation and pictures 3. MULTIPLE USES: The LED backpack is about 16.34x14.17x8.66in in size, has plenty of storage space. Large zipper pockets can serve as laptop bags for a tablet; There are several separate compartments inside that can effectively store cosmetics, tissues, keys, textbooks, mini for iOS tablet, mobile phones, umbrellas, some sports equipment, etc. 4. TECHNICAL PARAMETERS: LED smart rider backpack appearance using 3D hardcore water proof material; The back width adopt 1680PVC, 56x40 full color pt screen, supporting text, pictures, GIF and other formats 5. COOL GIFT: The LED rider backpack come with a programmable screen and is the nice gift to yourself or others for Xmas, birthdays and Valentine Day 6. SAFE AND COMFORTABLE: The housing of the LED rider backpack is made of ABS, PC, 1680PVC material, water proof aerodynamic. The straps can be adjusted to suit your needs. The shoulder and shoulder straps are made of breathable sponge. The button on the chest is designed to make you safer while riding Specification: Item Type: LED Backpack Application: For LOY EYES APP Power Supply: USB port power supply Left Or Right Eye Screen Pt: 56x40 px Screen Point Spacing: P2 Size: Approx. 41.5 x 36 x 22cm / 16.34 x 14.17 x 8.66in . Package List: 1 x LED Backpack Note: Due to shipping restrictions, this product does not include a mobile power supply.