These firework Revolving candles for cake bring all the fun of fireworks to your table. The musical fireworks birthday candle creates a visual spark for birthdays! Get ready for a real show! Simply place the candle in your cake and light the center sparkler. creating a jaw-dropping pyrotechnic display. As the side "petals" slowly unfold, the entire candle spins while playing "Happy Birthday".This candle is designed with the beautiful lotus flower shape. It can automatically light little surrounding candles after light the "pistil" then the flower would open automatically, coming with wonderful "Happy Birthday" melody. Wish you a romantic and happy party!