Скачать или смотреть JSD efficiency solar street light with self cleaning function make dust cleaning

Why choose self-cleaning solar street light install on road
1.High utilization to solar street light by efficiency solar panel , According a study , clean solar panel will five to twenty five percent more efficient than dust ones.
2.Low maintains cost, As we know , solar street light is installation on high place, it also need specialized equipment and people to do it . If four times a years, it is acceptable , but , the lifespan of solar street light over ten years , it will be big maintains cost .
3.Cost-effective:According to the quantity, there is usually a difference of 50USD to normal one . four times a years, it is acceptable , but , the lifespan of solar street light over ten years , it will be big maintains cost .