Ultra-thin EVA Luminous Bottle Waterproof Colorful Cup Sticker $ 4.16 Product Information: Product name: LED luminous cup sticker Product material: PCB board + LED light + battery + EVA Product size: diameter 6CM, thickness 0.3CM (large quantity can be customized in different specifications and shapes) Product color: white Luminous light color: red, yellow, blue, green, pink, white, orange, colorful Lamp bead model: conventionally 4 3528 SMD lamps, 2 or 6 can also be customized Advertising customization: LOGO or self-adhesive sticker can be printed on the back of the luminous bottle sticker Power supply battery: 2 CR1220 batteries Flash mode: key switch control fast flashing-slow flashing-constant light-off Packing list Luminous Cup Sticker*1