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How to identify the quality of bus LED display

Selection of high quality bus LED display, can bring greater value. How to identify the quality of bus LED display it?

1, brightness: LED brightness requirements must be high, outdoor brightness can be adjusted.

2, LED luminous uniformity: if the brightness will be inconsistent with the dust effect, bright dark.

3, roughness: advertising LED display surface roughness should be within + 1mm.

4, dead rate: high rate of LED is the main light emitting diode itself.

If you also need the taxi top led display etc. We will be a worthy choice.

bus LED display

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