... while leds are flashing 4.Rohs and CE Flashing led card with music for promotions or Christmas :Material: 220-300g white paper cardPre ... colors: red, yellow, orange, blue, jade, and whiteStructure: music IC, LED, circuit, colorful, card and packingCustomized designs are acceptedUnfolded size: 5 x ... : 9kgGross weight: 10kgSample time: 8 to 9 days Flashing led card with music for promotions or Christmas