Solar energy is very clean and is a good alternative for traditional electricity. The energy comes from the sun’s rays and is known to be very environmentally friendly. It is a clean form of energy. To produce electricity or heat you only need the sun rays. You just need a solar energy collector or solar power panels in order to convert the energy into electricity. It is cheaper than to use traditional electricity . For more details on solar powered products please visit http://www.smartsolarshopping.com