3D Pop Up Birthday Greeting Cards Auto Play Music Warm LED Light Birthday Cake Card Gifts For Mom Wife Sister Boy Girl Friends

• 【AUTO PLAY DESIGN】When you need to press the button to play music and lights, it greatly reduces the surprise. So we improved the playback technology - automatic playback. We can imagine that the smile and surprise on his face when the cards pops up with a 3D good looking birthday cake and it lights up and plays the warm song 'happy birthday to you', that's a magical and unique birthday greeting to your families and friends • 【HOW TO USE】Step1: Gently pull out the transparent insulating sheet on the right side of the card before you send gift out; Step2: The card will be lights up and played the song 'happy birthday to you', can be played for up to 30 seconds each time. Then it will auto-play when the card pops up every time. • 【HIDDEN WIRES DESIGN】Unlike other similar styles, our greeting music birthday cards are designed with invisible circuit, the second layer of paper is completely covered the card, you will not see the wires. • 【HIGH QUALITY MATERIALS】The birthday greeting card is made of premium thick paper, recyclable and no special smell, matte shiny surface, using laser cutting technology to make exquisite and complex 3D cake patterns • 【PERFECT BIRTHDAY GREETING】This musical pop up card is not an ordinary 3D greeting card, it's combined with art and technology, not only a beautiful piece of art, but also plays birthday songs and lights up LED, a wonderful greeting gift for kids, parents, sisters, loved ones, and friends.