Feature 1EDUCATIONAL: The posters can increase children interest in learning and help them understand numbers early on, improve children reading and writing skills. 2SOUND EFFECT: Each pattern in the posters has its own electronic sound effects, narrated by native speakers, making it more vivid and intuitive. 3MATERIAL: These learning wall posters are made of safe PVC, are laminated, flat and durable, with exquisite workmanship, so they have a long service life. 4DECORATION: This interactive wall post will complement children room or playroom. The colorful design will bring hours of fun exploration and learning for your little one. 5FUNCTION: The learning wall post will keep your child busy and reduce screen time. Easy to press buttons mean that they can learn and play unsupervised.Item Type: Learning Wall PostersMaterial: PVCBattery: AAA battery, 3pcs (shipped without batteries) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 xLearning Wall Posters