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Itinvolvesswitchingoffthepower,isolatingthecircuitandknowingwhereeachwirefromyourexistinglightswitchshouldgowhenfittingyournewdimmer.,Adimmerisadeviceconnectedtoalightfixtureandusedtolowerthebrightnessofthelight.Bychangingthevoltagewaveformapplie...。參考影片的文章的如下: