Auto-play music 3D birthday card with light: This Birthday card displays a beautiful 3D design while playing the music that’s sure to bring a smile to any birthday celebration for her or for him. Plus, the whole cards birthday design is beautifully bathed in a display of lights with music..Perfect birthday party gifts set: There are funny birthday card, matching envelope. No need to buy other accessories. Warm birthday gifts for your kids, Mom, son, daughter, or parents..Made of paper materials: The birthday greeting card made of sturdy paper and laser cutting technology to create a beautiful 3D scene with a highly detailed design. An unforgettable birthday gift to keep as a keepsake..Write kind birthday greeting inside: Product Dimensions: 5.9 x 5.9 inches. The card has a lot of blank spaces for you to express your birthday wishes and greetings that wishes your loved one a Happy Birthday..Easy to use: When they open the birthday card, it will automatically play lights and music. Will surely give your friends a surprise.then the card music lights will light up at the same time for 30 seconds.