led backpack light screen waterproof smart back packs bag led display backpack with led screen LED display backpack T2

Feature:Waterproof, Anti-Theft, USB backpack
Model Number:LED Backpack
Type:Softback
Main Material:waterproof oxford
Lining Material:Solid
Style:Fashin
Closure Type:Zipper & Hasp
Handle/Strap Type:Soft Handle
Pattern Type:Diversify
Capacity:28L
Interior:Interior Compartment
Carrying System:Physiological Curve Back
Product name:led advertising backpack
Use:laptop Backpack
Material:EVA nylon composite waterproofing cloth
Size:30*18*43CM/custom size
Usage:Outdoor Activity
Gender:Unisex