How to choose the mall LED down light

     Many malls engineering companies when choosing mall LED down light is not it will consider the following questions: Price? Quality? Security? Stable and lasting? For LED down light, summed up in one sentence, outsiders see brightness, insiders look at durability. What does that mean? The appearance of the same LED down light, at the beginning of a period of time the effect and brightness are similar, but after 3-6 months began to have the difference, the poor quality LED down light began to darken, the color of the light began to change, this will inevitably lead to market each local brightness is inconsistent, color confusion the phenomenon; high quality LED ceiling down light will not appear such phenomenon, will be able to maintain this effect. So high quality mall LED down light than the durability!

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