The effect of different wavelengths of light on plant photosynthesis is&nbs...

After the explanation in the previous article, we know that long-term exposure to the UVC lamp will affect people, so those...

LED ceiling lamp is adsorbed or embedded on the roof ceiling lighting, it is the same as the chandelier, but also the main in...

1. High luminous efficiencyThe luminous efficiency of LED itself has reached more than 130Lm /W, so the overall luminous effi...

1. When installing the ceiling light in the masonry structure, the embedded bolts should be used, or the expansion bolts...