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Jemay Wi-Fi Smoke Alarm Receive Alerts with App,Wireless Smart Smoke Detector with Auto Self-Check Function,Fire Alarm with Photoelectric Sensor,Replaceable Battery, 2.4G hz WiFi, not 5G, 2 Packs - Amazon.com
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Set of 6 Smoke Detectors Networked Wireless Smoke Detectors Fire Alarm with 5 Year Battery, Wireless Networkable Fire Detector Smoke Alarm with Large Test/Mute Button, TÜV-Certified and EN 14604 Complies with EN
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Nemaxx WL2 Wireless Smoke Detectors Set of 15 High-Quality Smoke Detectors Fire Alarm Set Wireless Connected According to DIN EN 14604 : Amazon.de: DIY & Tools
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