as we all know ,sk6812 and ws2812B Pixel LED is the most popular among all pixel led ,

bec it is stable and a  absolutely  Economic choice  for normal  project .

but there are two Types  in the market

The quality Type  for ws2812B/sk6812 LED with  Pure gold wire and use epistar LED chip ,same as follow 

Specification

1.warranty：3years

2.the LED lamp with Pure gold wire use epistar led chipset（( the led chipset is bigger than sananLED chipset,make a big luminous surface））

3.lifespan ：30,000 Hours。

4.Luminance：2800-3000MCD

5.Gold -content ：99.9%pure gold wire

6.heat-resistant：Reflow soldering temperature within  250-255 degrees after finishing SMT, (cannot not more than 260 degrees Celsius),

all  Pure gold wire LED lamp withhigh temperature lead-free tin 。

7.colour aberration：No colour aberration,Pure white color。

The Economic Type  for ws2812B/sk6812 LED with  mixed gold wire and use sanan LED chip ,same as follow 

Specification

1.warranty：2years。

2.the LED lamp with mixed gold wire use sanan led chipset( the led chipset is smaller than epistar LED chipset,make a small luminous surface）

3.lifespan ：20,000 Hours。

4.Luminance：2300-2500MCD。

5.Gold -content：69.99%pure gold wire

6.heat-resistant:Reflow soldering temperature within 240-245 degrees after finishing SMT, (cannot not more than 250 degrees Celsius),all LED lamp with Mixed gold wire is high temperature lead-free tin 。

7.Color aberration:No obvious  aberration

Thanks for attention Please