This projects uses Stepper motor to use as Dc generator. A hand crank is provided to rotate for its smooth operation. Very good project to learn about basic generation of Electrical energy by Mechanical. You may refer product instructions/manual images for more details. This product will be shipped along manual which has details of how to perform various activities using this kit, theoretical concepts covered by them. As said by Benjamin Franklin "Tell me and I forget, teach me and I may remember, involve me and I learn’. This product provide Joyful and Meaningful Learning Experience. Such activities instill wonder and fascination towards science among young students. It help in igniting interest in subject and inculcate a scientific attitude in students.