Early Learning Smart Talking Book Style:book and the service life is

and the service life is 56 days

Ingredients: Zinc Oxide

Material: Polyoxymethylene (POM) and Stainless Steel

then you can put in eggs

Early Learning Smart Talking Book Style:book and the service life isFEATURES Learning books, a variety of game play, parent child interaction, from simple to complex knowledge cognition, open up children's logical thinking. There is a talking pen that can interact with children's characters and teach children to recognize fruits, numbers and letters etc. The surround sound is beautiful, creating a spatial stereo field, so that every sound has a pleasant surround sound. SPECIFICATIONS Age: 3 yrs. old and above