Built in USB & Cable
Apps Control
4.7″ Screen
Bluetooth 5.0 Connection
Water & Shock Resistant
STRUCTURED DESIGN
Keeps the backpack in shape whether empty or full.
Made for fun
Can be customized to whatever pixel art you like on the screen.
Keep water out with water-resistant fabric
Made of special waterproof fiber material, professional-grade IP68 waterproof, even if it rains, it will not get wet, smooth and wrinkle- free, light and environmentally friendly.