Call set for disabled toilets. For setting up an emergency call system for disabled toilets. Consists of: -Power supply unit insert -Alarm signal insert -Signal button insert with pull cord -Cancel button insert. Call activation via pull cord button. Optical and acoustic emergency call signaling outside the disabled toilet. Reassurance light when a call is triggered. Cancel button to cancel the emergency call. Labeling field: 51 x 10 mm. An emergency power supply is required for installations in accordance with DIN0834. No spreader. Screw fastening via keyholes. Incl. central disc.