Sunfree Lighting Limited is a high-tech company specialized in R&D and production of solar LED lights and LED lighting.

What is the typical maintenance schedule for a solar lighting system?

There is no regular maintenance required for a solar lighting system. However, it is helpful to keep the solar panels clean, especially in a dusty climate.

What is a sun hour?

A sun hour is a unit of measurement of the intensity of sunlight on the earth at a given time that can be used for generation of solar power, recognizing factors such as climate and weather. A full sun hour is measured as the intensity of sunlight at noon, whereas less than a full sun hour will result during the hours before and after noon.

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