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Mains Powered Smoke Alarms & Heat Alarms with Self-Charging 10 Year Back-up Battery - Kidde Firex KF-R Series
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ANKA Smoke Alarm, 10-Year Battery Smoke Detector, with LED Indicator & Test/Silence Button, Conforms to EN 14604 Standards, for Home, School, Office,AJ-765 : Amazon.co.uk: DIY & Tools
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