Ltpgtwirefree switches are battery operated and lowvoltage so they can safely be fitted in places like bathrooms where regulations would prohibit the use of mains powered switches use wirefree switches to control any number of individual wire free dimmersltpgt ltulgt ltligtfinish white metalltligt ltligttx transmitterltligt ltligtradio frequency 4339mhzltligt ltligtmax unique channels 2ltligt ltulgt