EntityQ962420· pop 17· linked from 87 articleslight switchSign in to savedevice used to operate electric lights, permanently connected equipment, or electrical outletsConnectionsdimmerEntitymercuryEntityplasticEntitysmartphoneEntityvehicleEntityWayback MachineEntityWi-FiEntityBluetoothEntityporcelainEntitylight-emitting diodeEntityelectric lightEntityelectrical switchEntityVisual StudioEntityrelayEntitythermostatEntityAC power connectorEntityflashlightEntityarchitraveEntitythyristorEntityBakeliteEntityCategories19th-century inventionsBritish inventionsSwitches