Solar energy is an inexhaustible, clean, non-polluting and renewable green energy source. The use of solar power, incomparable cleanliness, a high degree of security, the relative breadth and sufficiency of energy, long life and maintenance-free and other conventional energy does not have the advantages of photovoltaic energy is considered the most important new energy in the twenty-first century.

The solar street light illuminates the road for pedestrians. It can perceive the arrival of darkness and turn it off, and it can also perceive the dawn and turn off at the beginning of the day.