Solar street lights perform well in many aspects. Here are some of its main advantages:

Low cost: Although the initial cost of solar street lights may be higher than that of conventional street lights, considering the

costs of buried cables during installation, trenching, etc., their overall cost is actually lower. For example, comparing a 6-meter

solar street light commonly used in rural areas with a conventional street light, including construction costs, the cost of solar

street lights can be saved by 50%. This advantage becomes more significant in areas with good sunlight.

Excellent performance: Solar street lights have high light efficiency, are energy-saving and power-efficient, and have adjustable

brightness in multiple time periods, meeting the needs of different scenarios. 

The high light efficiency is mainly reflected in the following aspects:

Higher driving efficiency:The driving of solar street lights directly provides DC power to LEDs without conversion, resulting in

higher efficiency. The conversion efficiency of power supply from the mains is usually between 75% and 90%, while the driving

of solar power can generally reach 90% to 96%.

High LED light source efficiency: The cost of LED light sources in the entire solar street light system is very small, and increasing

this expenditure is worthwhile. In conventional street lights, the cost of the light source is high, and many still retain a layer of

tempered glass, resulting in increased light loss. While solar street lights mostly adopt modular design, reducing light loss by

approximately 20%.

Wide application scenarios: Solar street lights are suitable for various scenarios such as rural areas and municipal areas. In rural

areas, they can save electricity resources, while in municipal areas, they can meet the requirements of long-term and high-

brightness lighting.

Environmentally friendly and energy-saving:Solar street lights utilize renewable energy, reducing reliance on fossil fuels and

conforming to the concept of green environmental protection. 

Overall, solar street lights perform well in terms of cost, performance, and environmental protection, making them an ideal

choice in the field of lighting in the future.

Relying on years of industry cultivation and technology precipitation, Guangdong Guangyun Lighting Co., Ltd. is a

comprehensive high-tech lighting enterprise integrating product research and development, large-scale production, global

sales and professional after-sales. The company always adheres to the core business philosophy of "quality as the foundation

and customer as the center", and provides customers with high-quality photovoltaic lighting products and supporting

solutions with strict production standards and perfect service system. This paper systematically explains the professional

selection criteria of outdoor solar projection lights from five core dimensions.