Orbecco WiFi Smart Smoke Detector, WLAN Smoke Detector Photoelectric Sensor Fire Alarm with 10 Years Battery Life, EN14604 CE/Rohs/TÜV Certification 85 dB Alarm Sound for Office Home School : Amazon.de: DIY &
VisorTech WiFi Smoke Detectors: Set of 10 WLAN Smoke and Heat Detectors with Worldwide App Notification (Smoke Detector App) : Amazon.de: DIY & Tools
Wlan Smart Life Smoke Detector - Now for a feeling of security