Clever design concept: This cute pop-up dinosaur birthday card adopts an exciting and unique 3D design, with fun and rich pictures, twinkling lights, to celebrate a "Happy Birthday" themed birthday party. Open the greeting card and happy birthday music starts immediately. With the light of the candles, the volcano also flashes lights. Along with the music, it changes color according to the rhythm of the music. It's a lot of fun. When the music ends, blow into the candle. You will get cheers! ! Its owner will love it. Colorful LED flash: There are multiple flashing modes, slow flashing, fast flashing, and breathing flashing. And the colors will change randomly with the music. This magical glow will make your loved one's experience even more special and memorable. EASY PERSONALIZATION: The card features a removable blank note for writing your warm wishes, messages and notes. 24-hour manual problem solving: If you don't like or damage our greeting cards and need feedback, please contact us in time and we will give you the most satisfactory answer. Pop Up dinosaur Birthday Card