Characteristics of solar cells.Use energy from the Sun, which is pure and clean. Not the reaction that will cause a toxic environment.The energy from natural sources used efficiently and not to this world.Can be used to produce energy anywhere on Earth, and the energy used directly.Do not use any other fuel in addition to sunlight, including no combustion thus not causing the air and water pollution.Run-time error does not occur, there is no pollution, emissions, environmental destruction.The sound does not occur and there is no run-time animation, it's not going to sound pollution.A device that is installed on, and do not have any parts that are moving, it's not going to work now to wear.Requires very little maintenance.Long life and constant performance.Lightweight, easy to install and move quickly.Because there is a module can be assembled according to the desired size.Reduce the problem of gas in the atmosphere, such as carbon monoxide, sulfur dioxide, nitrogen oxide, hydrocarbons and gas etc, which resulted from the combustion of fuels such as oil. Coal and natural gas, but the environmental impact of greenhouse warming causes the reaction. Caused acid rain and polluted air. Etc.
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