Starry sky curtain is the abbreviation of LED stage starry sky curtain, which belongs to a kind of stage background curtain. The starry sky curtain first appeared and was popular in some European and American countries. In recent years, it has spread to China. The name of the starry sky curtain is directly translated through English names. In China, it is a new type of stage background curtain and indoor space decoration background cloth, which is characterized by luminous and stroboscopic effects to decorate and decorate the stage background. At present, the starry sky curtain is widely used in various indoor and outdoor performance places, such as parties, press conferences, weddings, commercial performances, and indoor space decoration such as discos, bars and KTV rooms.

Composition and classification of starry sky curtain, starry sky curtain generally consists of LED lamp bead 0.05W (chip is rainbow) (wafer light source) fire curtain, power cord, signal cord, controller, instruction manual, packaging box, etc. At present, the common starry sky curtains are divided according to the color of light beads: monochrome starry sky curtains, mostly single blue light and positive white light, full-color starry sky curtains, which are composed of red, green, blue and white bulbs, and color starry sky curtains, which are composed of red, green, blue, yellow, purple and white bulbs. According to the transformation effect, there are

Full-on "all lamp posts are on", self-propelled "one lamp post lights up first, and the next one lights up slowly", voice-activated "follow the rhythm of music", stroboscopic "all lamp posts are on and off", single-flash "one color lamp post lights up", single-flash "one color lamp post lights up", and colorful jump "one color lights up and then lights up the next color.

The advantages of starry curtains are: firstly, they are easy to carry and store, foldable and light in weight. Second, energy saving, the light source adopts LED lamp beads, and the voltage and current are relatively low. Third, the color can be changed. There are many colors of light beads, such as red, green, blue, yellow, purple, positive white and so on. The combination of light beads with different colors can achieve dozens of effects. Fourthly, the operation is simple. It can be controlled by DMX5 12 console, or it can be operated automatically with voice control or manually. Fifth, the service life is long. According to the service life of lamp beads, it can reach 80,000 hours.

Precautions for the use of starry curtains should be waterproof and moisture-proof when stored, and should be used in a dry and ventilated environment. In the process of installation, operation and maintenance, professionals should strictly follow the prescribed voltage and frequency or use the special console to ensure the service life.