The bedside lamp will be normal for a while, and what is the reason for the flickering for a while

Summary. Hello, according to your problem is suspected to be caused by insufficient voltage, it is recommended that you can replace a new transformer, or replace a thicker wire, which can increase the capacitance, and there will be no lights flickering when you use it. >>>More

There are two problems: one is loose bulb, and the other is that the wire behind the switch is loose and not connected, and it is good to check all the wires at both ends.

What do you mean by one or two? The lamp is called one or two, if the lamp will flash after turning off, it means that it is an energy-saving lamp, in this case, the switch of the lamp controls the zero line, and the live wire is not disconnected by the switch directly to the lamp head, resulting in the lamp head has been electrified.

Try swapping the zero line of the live wire.

The kind of light fixture line that hangs on the Christmas tree.