First, the lifespan of 100,000 hours LED material manufacturers to provide technical data show that the life of LED light is ideal under 100,000 hours. The ideal state refers to the time when the LED luminous body emits light from the state of constant voltage and constant current in the laboratory to no light at all, and 100,000 hours is equivalent to 11 years.
How much water is stored in a wooden barrel is determined by the lowest wooden board. The LED display currently uses civilian-grade devices and its service life does not exceed 8 years. As the function of the display is to watch, when the display is on only the evening to see clearly, it can not explain that it is qualified, has a use value.
A car can be opened for 15 years and will be scrapped if it is idle for 3 years. The environment and methods of use have a great influence on the life of the product.
Second, compliance with the national standard led display general specifications for the 1995 ministerial standards. There are still many companies that claim to be in line with national standards. It is no longer a standard to look at the then-standards eight years after the development of science and technology. For example, out of control points, the national standard is 3/10000, for example φ3.75 indoor dual-color display. The screen with a standard resolution of 640x480 is generally 7 square meters, with 43264 points per square meter. According to the national standard, there are 90 out of control points. Who will pay for such a display today?
Third, the whole free software <br> <br> display industry prevalence of a common problem with Chinese companies - not only the production research and development. At present, only a few companies have genuine software. It is illegal to use piracy right now.
Fourth, low prices <br> <br> depends on performance and not simply look at price.
Fifth, the gray gradation <br> <br> as dual-color and full-color display is an important indicator. The current market is flooded with many 16- and 64-level grayscale displays posing as 256 shades of gray. Its control cost is only 1/5 of the control of 256 gray scales. The easiest way is to play a more intense sports scene VCD to see if the LED display can see clearly.
Sixth, we should buy the best of everything <br> <br> purchasing power comes from the need to meet the needs and have some advance. Blind pursuit will waste a lot of money to purchase functions that you don't need.
How much water is stored in a wooden barrel is determined by the lowest wooden board. The LED display currently uses civilian-grade devices and its service life does not exceed 8 years. As the function of the display is to watch, when the display is on only the evening to see clearly, it can not explain that it is qualified, has a use value.
A car can be opened for 15 years and will be scrapped if it is idle for 3 years. The environment and methods of use have a great influence on the life of the product.
Second, compliance with the national standard led display general specifications for the 1995 ministerial standards. There are still many companies that claim to be in line with national standards. It is no longer a standard to look at the then-standards eight years after the development of science and technology. For example, out of control points, the national standard is 3/10000, for example φ3.75 indoor dual-color display. The screen with a standard resolution of 640x480 is generally 7 square meters, with 43264 points per square meter. According to the national standard, there are 90 out of control points. Who will pay for such a display today?
Third, the whole free software <br> <br> display industry prevalence of a common problem with Chinese companies - not only the production research and development. At present, only a few companies have genuine software. It is illegal to use piracy right now.
Fourth, low prices <br> <br> depends on performance and not simply look at price.
Fifth, the gray gradation <br> <br> as dual-color and full-color display is an important indicator. The current market is flooded with many 16- and 64-level grayscale displays posing as 256 shades of gray. Its control cost is only 1/5 of the control of 256 gray scales. The easiest way is to play a more intense sports scene VCD to see if the LED display can see clearly.
Sixth, we should buy the best of everything <br> <br> purchasing power comes from the need to meet the needs and have some advance. Blind pursuit will waste a lot of money to purchase functions that you don't need.
Bathroom Floor Drain,Bathroom Long Stainless Steel Floor Drain,Stainless Steel Black Floor Drain,Stainless Steel Bathroom Floor Drain
Kaiping City Jinqiang Hardware Products Co.,Ltd , https://www.jqfloordrain.com