2020 Newest Fashion Waterproof PVC Phone Control L

2020 Newest Fashion Young Man Hip Hop Waterproof Practical Light Weight PVC Phone Control LED Clear Backpack With LED Lights Main feature: LED dynamic backpack is designed to be waterproof and waterproof. Walking expression pack, do funny soul, LED dynamic backpack, cool trend fashion. LED dynamic backpack adds a LED screen inside, through the scan code link, you can freely edit and send various patterns, texts, animations, change expression packs anytime and anywhere, show youthful vitality