Relay output module for controlling external devices, systems, or installations such as roller shutters, lights, sirens, etc., in the event of an alarm within the Ei Electronics radio system. Power supply 230 V, built-in and rechargeable 10-year lithium cells as emergency power supply. Integrated radio receiver, compliant with the Radio Equipment Directive (RED) 2014/53/EU. 5 years support, 10 years lifespan. Type of accessory/replacement part: relay module. Accessory: yes. Replacement part: yes.