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It should be a contact problem, open it to fix it, it may be a light bulb, or it may be a problem with the original line.
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The bulb is broken and the voltage is high in the middle of the night.
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There is a problem with the lamp itself, and the contact is poor.
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In this situation, it is best to ask a professional electrician to see what causes it.
If there is an oxide layer, scrape it off with a knife.
Carefully bend the stitches a little bit. >>>More
Sometimes it is bright and sometimes it is not on, which means that the light source itself is fine, and the focus is on whether the driver or the wire is loose.
Are the switches and sockets one and the same? If it is integrated, the internal contact of the switch line is poor. >>>More
It is not lit or tripped, if it is not lit, the switch is connected wrongly, if it trips, the line is connected wrong, hurry up and find the master to show you.
If the lamp is burned out electronically, it will also trip (some LED bulbs will also do this), is it possible that the segmenter is broken?