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2022

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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2022

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…

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2022

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…

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2022

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…

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2022

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…

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