We may not be aware of this, but since then, the price on Solar Panels has already decreased. This is something to be happy about. Now not only big companies with big budgets could afford them. We too, can afford them for our homes. We can now install them and experience free electricity. You might be wondering why electricity would be free. Well this is because the Solar Panels only use the sun’s sunlight to produce the electricity. You do not have to pay an electric bill every month if you have this in your home. They work through the photovoltaic effect. In this, the light will get the electrons from the atoms. Once they are gathered, they will flow inside the cell and cause an electric current. That is how you get free electricity from the sun. So decide on using Solar Panels now, you will not only be saving money, but you will also be saving the Earth.