Features: This exquisite popup greeting card with built in music and LED lights transforms into a birthday cake design when opened, featuring premium gold foil detailing for elevated gifting experience. Crafted from cardstock with intricate cake pattern, the musical birthday card plays celebratory tunes while soft glowing lights create warm ambiances through embedded battery powered light. Perfect for gift givers seeking memorable presents, this LED light card appeals to parents, couples, and friend celebrating birthdays, anniversaries. Ideal for birthday parties, romantics surprises, this multifunctional card serves as both decorative table centerpiece and heartfelted keepsakes for special occasions. Combining artisanal paper engineering with sensory delight, this gold accented musical card redefines traditional greetings through interactive factors that engages both sight and sound simultaneously. Specifications: Materials:Cardstock Size:Approx Greeting Card:.15x15cm/5.91x5.91inch Envelope:16x16cm/6.3x6.3inch Note Card:10x7cm/3.94x2.76inch Weight:45g Color:Red/Blue Package Includes: 1Set Greeting Card note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.