Features: The Electromagnetism Left Right Hand Rule Demonstrator is essential physics teaching aid that visually showcase electromagnetism principles through intuitive hand gestures, solving abstract concept challenges in traditional education. Crafted with plastic and metal components, this portable electromagnetics demonstrator is quick assembly, great for dynamic classroom or lab environment. Suitable for educators and students aged 12+, this interactive physics teaching tool enhances electromagnetism education across schools, university and STEM enrichment programs. Widely used for classroom demonstrations, science laboratory, and home school physics experiment to reinforce Faraday's law and Lorentz strength concepts through tactile learning. Its light weight and sturdy construction ensures long time durability for repeated use while meeting safety standard in educational setting. Specifications: Color: Black Component: Plastic Metal Size: Approx. 15.6x10.4x40.50cm/6.14x4.09x15.94in Weight: Approx. 245g Package Includes: 1Piece Left-hand rule demonstration component note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color