1、Good PVC Material: Made of premium PVC material, it is not easy to rust and is durable. Small and lightweight, easy to install, and easy to use. 2、Great Workmanship: Professional manufacturing, stable performance, and high reliability. The overall design is exquisite, and beautiful. 3、Better Application: Extensive applications in children's science projects, physics and mechanical learning, and classroom teacher demonstrations. 4、Easier Learning: Familiarize students with the main structure of the motor after disassembly and assembly. Verify the relationship between armature rotation and the direction of current and magnetic lines of force. Master the rotation principle of electric motor operation. 5、High in Safety: Suitable for both AC and DC circuits, the electric motor model is low in current and power consumption, thus ensuring the operation in classroom.