Want to Buy an LED Display? Read This and Avoid Being Ripped Off!

35 views admin 2026-02-04

LED displays are everywhere in daily life: giant advertising screens on bustling streets, multimedia displays in meeting rooms, information screens at transportation hubs... Yet there are some little-known facts about LED displays—let’s take a look and see how many you know!
1. The lifespan of an LED display is not fixed
Many people think an LED display operates for a set period until it reaches the end of its life. In fact, its lifespan is affected by multiple factors, with temperature being a key one. Excessively high temperatures accelerate the aging of LED chips and shorten the display’s service life. For example, if an outdoor LED display is exposed to direct sunlight for long hours in hot summer with poor heat dissipation, its lifespan will be significantly reduced. In addition, usage frequency and operating hours also matter. Frequent on-off cycles impact the internal electronic components—much like repeatedly bending a wire makes it more prone to breaking—thus compromising the display’s lifespan.
2. The color secret of LED displays
The LED displays we see boast rich, dazzling colors, but not all of them render colors with precision. While LED displays mix red, green and blue—the three primary colors—to create a full spectrum of hues, subtle differences in the luminous characteristics of LED chips produced by different manufacturers can lead to slight color deviations, even for displays of the same model. What’s more, the luminous efficiency of LED chips gradually declines with use, which also causes color shifts in the display. Professional displays undergo regular color calibration to ensure color accuracy and consistency.
3. The eye protection features of LED displays
In an era of widespread electronic devices, people are paying increasing attention to screen-related eye strain. LED displays have certain eye protection advantages to a certain extent. Unlike traditional LCD displays, LED displays adopt a different light-emitting principle: they produce images through self-illumination without the need for a backlight. This results in more uniform brightness, reducing visual fatigue caused by uneven light. Additionally, some high-end LED displays are equipped with low blue light technology, which effectively reduces blue light damage to the eyes and protects our vision. That said, even with these eye protection features, we still need to take proper breaks when watching an LED display for long periods to avoid eye strain.
4. The environmental features of LED displays
LED displays excel not only in visual effects but also in environmental performance. As a form of solid-state lighting, LED consumes less energy in both production and use compared to traditional lighting and display devices. Furthermore, LED displays contain no harmful substances such as mercury and cause no environmental pollution.