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Light source lighting is required wherever people appear, and lighting sources are often divided into hot light sources and cold light sources from the principl......
How many watts of LED lights are needed for a living room of 25 square meters? It also depends on the floor height of the house. If the floor height is about 2.......
When it comes to LED lights, everyone's first impression is that they are very energy-efficient, but whether it saves money is another matter. Let's tal......
