The Ei105C is an Optical Smoke Alarm, powered by a 9V Zinc battery. The alarm gives a fire warning when adequate smoke enters the alarm. Interconnectable with up to 12 battery powered alarms.
The Surface Mounting Kit allows additional space for wiring connections. It has a three-way, fitted connector block for ease of wiring, along with three trunking knock outs for surface wiring.
The Ei128R is a mains powered Relay Module that triggers external devices, such as a strobe light or telecare device, if the alarms in the property activate.