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You were good at the beginning, but now it's not good, right, that is, there are contacts in the switch, and it is connected or disconnected, so change the switch.
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Are you using a dual-control switch?
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What do you mean: when you first put it on, is it okay?
It's still two wires, one switch next to the door and one at the head of the bed. That is, choose one of the two lines and connect two switches according to the distance you need.
This is called dual control. Two live wires are required between the switches.
There is no neutral line in the existing dual control switch, and no socket can be installed. >>>More
The bedroom is equipped with a lamp and two control switches, which indicates that it is a dual control control. >>>More
You need to use a double-open and double-control switch, which can turn on or off the living room light in the bedroom; In the living room you can turn off and on the bedroom lights. Right?