LED Display Screen Backpack Smart Wifi APP Control Advertising Light Waterproof Bag Outdoor Walking Billboard Dynamic Backpackfeature:1. Cool black technology, built-in LED display.2. Support multiple playback formats: pictures, animations, texts.3. Use with the mobile app, you can edit your own style.4. The backpack is of moderate size, which can meet daily use.5. Lightweight design, the weight is only 482g.specificationStyle: Shoulder bagMaterial: PVC film material/TPUScreen points: 64*64Screen size: 19.5cm*18.5cmBackpack size: 32.5*22*7cmWeight: 482gCommunication method: WiFiPower supply mode: mobile power supplyProgram support: text, animation, pictures
