LED Devil Eye Advertising Backpack Smart

Product information:
Pattern: stripes
Lining texture: Oxford cloth
Applicable scenario: Cycling
Color: full color 13*3.7cm, full color 10*8.7cm, full color 11*7cm, full color 13.5*7.5cm
Function: Storage
Size: 5V
Material: Nylon
Bearing system: Curved shoulder strap
Popular elements: contrast color, chain, stitching
Style: cross-border Fashion
Capacity: below 20L

Luminous display screen * 1