Features 1、PROGRAMMABLE DISPLAY: LED backpack features a vibrant LED screen, download the for LOY SPACE APP and allowing you to program and display text, animations, or images to express your mood or message 2、STRONG CONSTRUCTION: This LED backpack is made of quality PU, polyester and cotton materials to withstand daily wear and tear and is also mildly water resistant 3、VERSATILE USAGE: Whether you're attending a festival, promoting a brand, or simply expressing your creativity, this LED backpack is a unique and eye catching accessory 4、PORTABLE TO CARRY: The LED backpack only requires the use of a mobile power supply(not include), enabling you to display your design, mood, expression anytime and anywhere, for easy transportation 5、EASY STORAGE: The main bag of the backpack has a large space and can be placed a variety of items. The scientific zoning design can keep the items in order, and make the items not easy to dump, move, and easier to take the required items Specification Item Type: LED Backpack Material: PU, polyester, cotton Download APP: For LOY SPACE APP Power Supply: Via power bank(not included) Screen Px: 64x64 Screen Px Pitch: P2.75 Package List 1 x LED Backpack 1 x User Manual