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We also think that you deserve the best. That’s why on this page, we ranked smart Home Sensors & Detectors from the most sold to the least sold. You have 344 products to choose from. Customers have the most interest in SONOFF Zigbee Temperature and Humidity Sensor, which you can buy for 17.90 € incl. VAT. If you’re intrested in smart Home Sensors & Detectors in terms of the highest reviews, then look at the smart Home Sensors & Detectors reviews and tests category.
Motion Sesnor , connect through Bluetooth with detection motion and Light compatible with Apple Home and Manufacturer app, range: lighting and security, application in English and Czech,
Buy with codeALZADAYS10ATThe discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 10 % Rabatt mit dem Code ALZADAYS5AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.18.81 €
Motion Sesnor , connect through Bluetooth, open system with detection motion and Light compatible with Apple Home and Aqara Home, range: lighting and security, application in English, Czech, German, Slovak and In Polish, power supply: Battery-Powered,
Detector - CO₂ (carbon dioxide) detection, measurement range from 400 to 2400 ppm, mains + battery power, reaction time 6 s, display, independently functional unit
Door and Window Sensor - with mains + battery power, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit required, supported OS: Android and iOS, application in English
Buy with codeALZADAYS25ATThe discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.24.68 €
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60 dB alarm, Meross Hub central unit is required for sensor functionality
Buy with codeALZADAYS25ATThe discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.18.68 €
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60 dB alarm, Meross Hub central unit is required for sensor functionality
Buy with codeALZADAYS25ATThe discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.17.93 €
Sensor - temperature measurement in °C or °F, measurement of humidity in %, functionality only with Meross Hub (included), mobile apps, notifications, battery operation (CR2477), integrated solar panel for self-powering
Door and Window Sensor - wireless, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit required, supported OS: Android and iOS, application in English
Buy with codeALZADAYS15ATThe discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 15 % Rabatt mit dem Code ALZADAYS15AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.16.07 €
Sensor - temperature measurement in °C or °F, measurement of humidity in %, functionality only with the Meross Hub central unit, mobile apps, notifications, battery operation (CR2477), integrated solar panel for self-powering
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button, cover material plastic, operating temperature from 0 to 40 °C, operating humidity from 0 to 93 %, ingress protection IP20, standalone unit, app language options: Czech and English , compatible with Android and iOS
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth, open system with detection motion compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, range: security, application in English, Czech, German, Slovak and Hungarian, power supply: Battery-Powered,
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
Detector - dimensions without stand 70 x 70 x 26 mm, with stand 70 x 70 x 45 mm, ambient temperature 0 °C to 40 °C, humidity between 30% and 70% relative humidity, 4 AA (LR6) 1.5 V batteries (batteries not included), USB Type-C power supply (cable not included)
Sensor - door or window mounting, operates on 3V CR2032 battery, mobile phone notification and battery indication, central Zigbee unit required for functionality, smart scene settings
Sensor - Zigbee 3.0, Immax NEO PRO app in Czech and 60 other languages compatible with iOS, Android, with Amazon Alexa voice assistants, Apple Siri Shortcuts, Google Assistant and TUYA systems, LIDL, power supply by CR2032 battery
Sensor - external room sensor for use with Multireg and Heatit thermostats, sensor can be mounted directly on the wall or on top of a standard European wiring box, use with most frames adapted to the 55 system
Smoke Detector - detects motion, temperature, mains power supply, detection reach 100 m, acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity from 0 to 85 %, ingress protection IP20, input voltage 230 V, requires a central hub, compatible with Android, Windows and iOS