The cost-effectiveness of solar street lights is mainly reflected in the following aspects:

-Easy Installation: The installation of solar street lights is relatively simple, without the need for power wiring and cable laying, reducing the investment of manpower and material resources. Although solar street lights may require higher initial investment compared to traditional street lights, they can save a significant amount of electricity costs in the long run as they do not rely on external power sources. According to statistics, solar street lights can recoup costs within 6 to 7 years and save over 1 million yuan in electricity and maintenance costs over the next 3 to 4 years.

-Low maintenance cost: The maintenance cost of solar street lights is also relatively low. Their solar panels and LED fixtures have a longer lifespan, typically lasting over 10 years, reducing the frequency of equipment replacement and maintenance costs.

In addition, solar street lights utilize renewable energy – solar energy, which helps reduce dependence on fossil fuels, reduce greenhouse gas emissions such as carbon dioxide, and be environmentally friendly.

Overall, solar street lights have significant economic and environmental benefits, especially suitable for areas with good lighting conditions and underdeveloped power facilities.