Youth Smart Dynamic Wifi Led Back Pack Bag Usb Charging Backpacks With Pix Led Display Screen Advertising Walking Billboard

Model Number: AL-004
Type: Softback
Gender: Unisex
Pattern Type: Pix
Closure Type: zipper
Interior: Computer Interlayer
Carrying System: Physiological Curve Back
Handle/Strap Type: Soft Handle
Lining Material: Polyester
Main Material: nylon
Style: Fashion, Fashion
Feature: with USB, Anti-Theft, Waterproof
Capacity: 20-37 Litre