Feature: 1. Multifunctional: This LED backpack measures about 15 x 7 x 18 inches, with a large zipper pocket as a laptop bag to put a tablet, and has enough storage space, the department has multiple independent compartments, which can effectively store cosmetics, tissues, keys, textbooks, mini tablet, cell phones, umbrellas, some sports equipment, and so on. 2. Programmable Screen: This LED motorcycle backpack comes with a programmable screen that can be connected to the for LOY EYES APP program via Bluetooth to freely edit text, animations and pictures. Modify the pattern as you like, make the laptop backpack as you like. 3. Adjustable Shoulder Straps: This motorcycle riding backpack has adjustable shoulder straps, you can adjust the length of the straps according to your practical needs, which is very comfortable to use. 4. Sturdy And Rugged: This hard case riding backpack is made of excellent ABS, PC and 1680 PVC material, which is sturdy and abrasion resistant, not easy to be damaged, waterproof and aerodynamic. The button design on the chest can make you more secure while riding. 5. Wide Application: This LED motorbike luggage bag has a wide range of applications and can be used in a variety of scenarios, such as traveling, hiking, riding a motorcycle, and it is also a perfect gift to yourself or others for Christmas, birthday and Valentine's Day. Specification: Item Type: LED Motorcycle Backpack Material: ABS, PC, 1680 PVC Application: For LOY EYES APP Power Supply: USB Interface Communication Mode: Bluetooth Left Eye, Right Eye Screen Resolution: 48 x 48 Screen Pixel Spacing: P2 Size: Approx. 15 x 7 x 18in / 38.1 x 17.78 x 45.72cm. Package List: 1 x LED Motorcycle Backpack