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Advantages and disadvantages of LED lights
Advantages and disadvantages of LED lights * Heat dissipation problem, if the heat dissipation is not good, the lifespan will be greatly shortened. * The power saving of low-end LED lamps is still lower than that of energy-saving lamps (cold cathode…
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Features of LED lights
Features of LED lights 1. Energy saving: The energy consumption of white LEDs is only 1/10 of that of incandescent lamps and 1/4 of that of energy-saving lamps. 2. Longevity: The lifespan can reach more than 100,000 hours, which can be described as "once…
Problems faced by LED traffic lights
Problems faced by LED traffic lights 1. The application of high-power LEDs has the advantage of greatly reducing the number of LEDs, but heat dissipation and cost are problems that need to be solved. 2. Although the light intensity index, electrical…
Characteristics of LED traffic lights
Characteristics of LED traffic lights 1. Good visibility: LED traffic lights can still maintain good visibility and performance indicators under harsh weather conditions such as continuous light, rain, and dust. The light emitted by the LED is monochromatic…
The color symbol of traffic lights
The color symbol of traffic lights Traffic lights consist of red, green, and yellow lights. A red light means no passage, a green light means passage is permitted, and a yellow light means a warning. Traffic signal lights are divided into: motor vehicle…
