Burglar Alarms & Security Systems
433MHz Universal Wireless Remote Control Switch DC 6V 12V 24V 2CH RF Receiver,50m Remote Controller,for Light/Gate/Motor/DIY
433MHz Universal Wireless Remote Control Switch DC 6V 12V 24V 2CH RF Receiver,50m Remote Controller,for Light/Gate/Motor/DIY
https://www.bizrate.co.uk/homesecuritysystems/433mhz-universal-wireless-remote-control-oid27631193039.html