Soldering a touch on the death of 9.9 yuan package LED mail violence dismantling

The digital home news, online shopping 9.9 yuan shipping one I used as a desk lamp LED lamp, the effect is good, I am trying to fix the mobile phone a few days ago, discharge iron accidentally met the aluminum shell lamp, was snapped, a spark, leakage protection switch and total air are the trip! How could this be? Should not ah! Let's take a look at the lights!

Aluminum shell is a hole in the iron

Drive board completely burned

Open to know that the driver board is not wrapped with insulating paper! The crust of my electric iron is connected to the ground to the ground. Forgot to pack? Or is it designed?

This short-lived LED lamp so that my electric iron instant spike off, but also my work on the ground insulation is good, I also touched a few times the shell, but no electricity to me. I know that I bought it back before the first look, this light will not be such a tragedy, ah!

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