Crafted from cardstock with automatic LED activation upon opening and touch sensitive sound, it delivers interactive charm in modern design The seamlessly integration of LED light, 3D paper engineering, and birthday music combines traditional greeting card with modern birthday gifts Widely used for birthday parties, anniversary, Valentines Day, celebration, family gathering, or surprise moment, it elevates festival atmospheres with synchronized LED light and music 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 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