BLACK + DECKER MAINS SMOKE ALARM 9V BATTERY BACK UP - Mains Powered Optical Smoke Detector, Interlink Alarms for full Home Protection, FAST FIX Easy Installation Base, Test Button, White

The BLACK+DECKER Mains Smoke Alarm is a mains-powered optical smoke detector with a 9V backup battery, fast smoke detection, and reduced false alarms. It features easy installation, interlinking for up to 20 alarms, a test button, and an alarm...

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