An easy to fit, doorbell and pager system. Consists of push button unit, doorbell unit with flashing LED light and panic button. The units are self contained and no wiring between them is needed. The doorbell can either be fixed permanently or remain portable. Operating range 100m. Fixings for push button and doorbell units supplied. 12 volt (A23) batteries for push button unit and panic button supplied. The doorbell unit requires 2 x C batteries (not supplied).