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Hundreds of categories, thousands of products, millions of details and user reviews for detectors. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from detectors rank are based solely on various data and feedback from actual people who have purchased the products.

All detectors

Niceboy ION ORBIS Water Sensor

6×

20.90 €

In stock 2 pcs

Buy with code ALZADNI30 14.63 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 30 % s kódom ALZADNI30. Kliknite a kód sa uplatní automaticky.

Water Leak Detector - detects water gas,, compatible with Niceboy ION, battery indication, central unit required to function,, app with Czech language support, app with Czech and...

EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi

6×

34.90 €

In stock 2 pcs

Buy with code ALZADNI20 27.92 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.

Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features...

EVOLVEO wireless outdoor siren for Alarmex / Sonix

6×

81.90 €

In stock 2 pcs

Siren - closed system, area of use: security, power supply: Power plug

iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm

5×

18.90 €

In stock 3 pcs

Detector vibration detection sensor for iGET SECURITY M5 alarm. It is used for windows, showcases, valuable things like TV, antiques, etc. As soon as a minor shock occurs, the...

IMMAX NEO Smart water leak sensor, Zigbee 3.0

10×

20.90 €

In stock > 10 pcs

Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 120dB, compatible with Google Home, Tuya, Lidl Home and Immax NEO PRO, connect via WiFi 2,4 GHz...

iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and

5×

20.90 €

In stock 2 pcs

Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered,

FireAngel SB5 fire and smoke detector

4×

16.90 €

In stock > 5 pcs

Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, features: test button and temporary shutdown, operating temperature from 0 to 40 °C, operating...

Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply:...

iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0

4×

35.90 €

Currently Unavailable

Detector PIR motion sensor, Zigbee 3.0

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Mi Door and Window Sensor 2

40×

12.90 €

In stock > 10 pcs

Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application...

SONOFF WLDC200 Water Leak Detection Cable

3×

10.90 €

In stock 2 pcs

Buy with code ALZADNI30 7.63 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 30 % s kódom ALZADNI30. Kliknite a kód sa uplatní automaticky.

Motion Sesnor with detection motion, range: lighting, power supply: Power plug,

FireAngel FA6111 optical fire detector with LED emergency lighting

3×

27.90 €

In stock 3 pcs

Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, operating temperature from 4 to 38 °C, operating humidity up to 90 %, standalone unit...

Eufy Security Water and Freeze Sensor

Buy with code ALZADNI20 43.12 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.

Water Leak Detector - detects water gas, battery-powered, range: 200 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to...

Smartlife Zigbee Smart Water Leak Detector

3×

21.90 €

Currently Unavailable

Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 70dB, compatible with Google Home, Tuya and IFTTT, battery indication, central unit required to...

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EVOLVEO wireless vibration detector for Alarmex/Sonix

9×

15.90 €

Currently Unavailable

Vibration Detector - detects Opening windows and doors and vibration gas,, range: 40 m, standalone functional unit

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KIDDE 29HD Smoke Detector

19×

16.90 €

In stock 4 pcs

Smoke Detector - acoustic, visual signals, signal volume 85 dB, standalone unit

EMOS GoSmart Air Quality Monitor E30300 with Wifi

11×

104.08 €

In stock > 5 pcs

Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, temperature measurement from 0 to 50 °C with accuracy 0.1 °C,...

AQARA Motion and Light Sensor P2

17×

35.54 €

In stock > 5 pcs at the supplier's

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...

Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper

5×

43.90 €

In stock > 5 pcs

Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating...

Eve Door & Window (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)

9×

57.90 €

In stock > 5 pcs

Buy with code ALZADNI25 43.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky.

Door and Window Sensor - wireless, compatible with Apple Home, Google Home and Samsung SmartThings, connect via Bluetooth, central unit required, supported OS: Android and iOS,...