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Typical prices across the web
£63.88 below the typical price across 22 retailers.
AC mains power supply and 9V alkaline battery back-up. Ei146e Optical Smoke Alarm Remote Test, Locate and Silence compatible Hardwire interconnect Detector may vary
The EI146E uses AC mains power with a 9V alkaline battery back-up.
Yes, the EI146E supports hardwire interconnect.
The pack includes five EI146E optical smoke alarms and one EI144E mains heat alarm.
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Recorded lowest item prices. Delivery costs excluded.