SMD3528 patch LED
the first electronic components have even tin phenomenon, be sure the lamp of no short circuit board circuit, such as a short circuit, will be to LED lamp bead or damage of seriously damaged, or immediately appear, or take days or longer to appear, cause a kind of recessive hidden trouble, so many of the satellite, the user had appeared many times, this is particularly special attention should be paid to!!!!!!!!!!!!!!!
This LED products after reliability test items as follows:
1 welding test: 2
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06/26 22:43