Shaking / Light

People keep moving every day, which can generate electricity according to the principle of “Generating electricity by cutting magnetic sense of lines”. And the light that is designed in line with the principle can be kept in the state of charge and can store sufficient electrical energy.
Besides, you can intentionally generate electricity for the light. So it can be used conveniently in various situations, which make your life much easier, furthermore, it can help save energy and reduce the pollution generated by the use of batteries.