Ultraviolet rays are a kind of low-energy electromagnetic waves, which have been widely used in medical, health and epidemic prevention, food industry, ...

Materials needed (a), a strip of material made of wood or metal and a triangular-shaped bracket used to form an overall frame. (b) Prepare ...

The choice of lights varies from person to person. Everyone has their own different styles of interest. Even the cultural level, hobbies, social, economic, age ...

Many owners have a special liking for chandeliers, and is a special space like a bathroom suitable for chandeliers? However, it is also possible to install ...

When the decoration is too small, the home will be too monotonous and dull, and too many lights will cause unnecessary waste and trouble. Lights are used to ...

There are reports that white cold light LEDs and blue LEDs are harmful to the eyes and should be banned. These LEDs are mainly used for decoration, and the ...

The height of the bedroom wall light is very important, it will affect the overall visual effect. The height of the wall light should be equal to the ...

The illuminance determines the size of the crystal lamp 1.The definition of illuminance in Encyclopedia is: Luminosity refers to the luminous flux accepted ...

After decorating the house, you need to install the lamps for the room. How do you choose the lamps? What kind of lamps are good? Let me introduce you to the ...

In addition to the electrical control system, a lifting system such as a motor is installed in the rectangular inner cavity at the bottom of the lifting high ...