Hand Crank Electricity Generator Model for Physics Teaching and Experiments Product overview This metal hand crank generator model is a practical teaching aid and educational toy that demonstrates how mechanical motion is converted into electrical energy. Its compact, durable construction makes it ideal for hands on learning, classroom demonstrations, and individual exploration of basic electrical principles. Key benefits Clear demonstration of electricity generation: Turn the crank to show the generation of electric current and explain the relationship between mechanical input and electrical output. Hands on learning tool: Encourages active participation and improves conceptual understanding through direct interaction. Durable metal construction: Built to withstand repeated classroom use while remaining portable and easy to handle. Compact size for easy setup: Measures about 17.3 x 8.8 x 12 cm (6.81 x 3.46 x 4.72 inches), making it simple to transport and store. Features and function Hand crank operation that visibly produces electrical output for demonstration and experiment purposes. Designed for education: Suitable for students, educators, and science enthusiasts who want a tangible way to explore the basics of electricity. Single component metal model that is straightforward to operate and incorporate into lesson plans or projects. Included in the package 1 Pc Hand Crank Generator Model Practical use scenarios Classroom demonstrations of energy conversion and basic circuit concepts during physics lessons. Science fair projects or lab activities where students build and test simple experiments. Independent exploration or hobbyist experiments to learn how mechanical motion can create electrical effects. Additional notes Size is approximate; please allow 1 to 3 cm variation due to manual measurement. Actual item color may vary slightly from the pictures due to differences in monitor displays.