[Disassembly and comparison] 6.8 yuan and 30 yuan LED bulbs are more expensive

2024-04-16 05:06:21

There is a saying that one point is worth the price! It happens that there are two kinds of LED bulbs of different specifications and prices: one is a 3W6.8 yuan on a treasure, one is 7W30 yuan, the weight is obviously 7W is much heavier, then what are their internal work? What is different? Let's share it with everyone.

[Disassembly and comparison] 6.8 yuan and 30 yuan LED bulbs are more expensive

On the left is a black courier 7W30 yuan, the right is a 3W bulb, 6.8. I have a handful of it, which is obviously more expensive.

[Disassembly and comparison] 6.8 yuan and 30 yuan LED bulbs are more expensive

The 3 watts were disassembled and the base plate had only one screw and it was not tightened yet. Not to mention the thermal paste, not at all.

[Disassembly and comparison] 6.8 yuan and 30 yuan LED bulbs are more expensive

Rectifier board, I began to see this does not want to block the buck, thought it was just fine, now look, it is. The chip capacitor is soldered, just an electrolytic capacitor, no chip. Disappointed.

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