Features: This Light Up Musical Happy Birthday Card features LED light and birthday music, creating enchanting combination of visual sparkling and musical cheer for unforgettable celebration. Crafted from cardstock with automatic LED activation upon opening and touch sensitive sound, it delivers both sustainability and interactive charm in modern design. Suitable for women, men, husband, wife, children, sister, friend, and family member, coworkers and anyone seeks thoughtful greeting card, this 3D musical birthday cards appeal to gift givers aged 12+ who value creativity and environmental consciousness. Widely used for birthday parties, anniversary, Valentines Day, office celebration, family gathering, or surprise moment, it elevates festival atmospheres with synchronized LED light and music. The seamlessly integration of LED light, 3D paper engineering, and birthday music combines traditional greeting card with modern birthday gifts. Specifications: Color: Color01; Color02 Component: Cardstock Birthday Card Size: Approx. 145x145mm/5.71x5.571in Weight: Approx. 60g Package Includes: 1Piece Birthday Greeting Card 1Piece Envelope note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color