In terms of the development process of the display, the development of the LED display has gone through the development process of a single-primary color LED display, a dual-primary color LED display, and a full-color (3-primary) LED display. Full-color LED display, also known as 3-primary color LED display, is composed of three luminous colors of red, green, and blue, with a gray level of 256, and the 3-primary color can display 16,777,216 colors. Red, green, and blue are intertwined to form our common pure white. Red and green can form yellow, blue and green can form pink, red and blue can form cyan, and the gray scale of other colors can also form different color.

Full-color LED displays are mainly used for indoor and outdoor large-scale commercial advertising, including conference venues, lobbies, hotels, etc.

Features of full-color LED display:

1. High-density high-definition display;

2. Equipped with a photosensitive control system, which can automatically adjust the brightness of the display according to the changes in indoor and outdoor light, which is energy-saving and environmentally friendly, greatly reducing your operating costs, and making it easier for the audience to accept;

3. The product launches a set of low-power solutions, which can save 1/3 of the energy when the display is running, and further greatly reduce your operating costs;

4. The full-color LED display has a high refresh rate and high gray, which makes the picture of the LED advertising screen more realistic and meets the requirements of high visual quality for commercial advertisements;

5. The full-color LED display has the function of point-by-point correction of brightness and chromatic aberration, which makes the picture of the LED advertising screen richer and meets the requirements of high visual quality for commercial advertising;

6. The advertisement content on the screen can be changed at any time at any time, and different advertisements can be displayed to different customers around the clock;

7. The full-color LED display has a dual network cable hot backup function. Two computers control one screen at the same time. When one computer fails, the other computer will automatically replace the screen to ensure that the screen works normally;

8. All the display information of the full-color LED display can be remotely controlled by the network, and the screen information can be easily replaced with a mouse click, so as to realize the network aggregation of urban and regional advertising display;

9. The full-color LED display supports network control functions, allowing you to control displays in multiple cities at the same place, and you can change the playback content at any time;

10. The full-color LED display and the multi-function card configured by Helilai can realize the unattended function by manually switching the display at any time or regularly through the software.