Feature:1. Free Rotation: The rotating part of the solar system model is rotated through the operating handle to activate the push rod rotating component for demonstration.2. Sun, Earth and Moon: The children's solar system includes the sun, earth, moon, four season plate, operating handle, and lunar dial.3. Better Display: This astronomical science kit is an excellent way to showcase the rotation of the earth and the planets around the sun.4. Easier Learning: The sun earth moon orbit nodel encourages children to creatively explore solar systems and use their imagination to enjoy fun.5. Premium Design: Having been through excellent workmanship, the solar system model with standard design will better facilitate the learning.Specification:Item Type: Solar System ModelMaterial: PVCSolar System Model Battery: 2 x AA battery, shipped without battery. Application: Demonstrating the Earth's revolution. .Package List:1 x Moon Plate1 x Four Seasons Plate1 x Sun Model1 x Base