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Anonymous users2024-01-24Two wires each, two single-open and double-control switches on both sides, and one single-open multi-control switch in the middle (halfway switch).
1 duplex can only do two switches to control one lamp.
In order to control a lamp with three switches, at least one 1-position multi-control switch and two 1-position duplex switches are required. >>>More
It's a bit ugly and I draw it myself, red for the line of fire and black for the zero line.
Install a weak control system. Control it however you want.
What lights are suitable for the bedroomTips for choosing bedroom lights. >>>More
Master bedroom bai
The switch is still quite practical with three controls, so that you can put a dao on both sides of the bed, or you can arrange it according to your own needs or preferences. Teach. >>>More