Cheap smart Home Sensors &amp; Detectors

Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not...

Imou gas sensor/detector ZGA1

2×

42.90 €

Gas Leak Detector - mains power supply, detection reach 200 m, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, features self-diagnostics,...

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

5×

42.90 €

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

GARNI 092H wireless sensor

1×

42.90 €

Currently Unavailable

Sensor Eight-channel wireless sensor for measuring temperature and relative humidity, designed for the GARNI 3055 Arcus Wi-Fi weather station.

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Shelly Smoke Plus, smoke detector, WiFi, BT (without battery - CR123A)

10×

44.90 €

In stock 4 pcs

Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios and alarm,...

AQARA Smoke Detector (SD-S01D) - Zigbee 3.0

24×

44.99 €

Smoke Detector - battery-powered , reaction time 0,1 s, notifications via push notifications, battery indication, cover material plastic, operating temperature from 0 to 40 °C,...

Buy with code ALZADAYS10DE 40.49 € The 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 ALZADAYS10DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

EVOLVEO SecuPro, wireless siren with solar power

45.90 €

On the way 1 pcs

Expected 18/05/2026

Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB

Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, ivory

3 colors

Detector - battery operated temperature and humidity sensor with display, WiFi, ivory

FIBARO Window and door sensor 2 white

15×

45.90 €

Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz and Bluetooth, range of 50m, central unit required, supported OS: Android and iOS,...

SAFE Door Guard Plus, white

46.90 €

Sensor - wireless magnetic open, shock and tilt detector for window and door security Powered by a replaceable battery that allows continuous operation for up to 4 years, white...

EVOLVEO Alarmex Pro (ACSALMSMK) wireless smoke detector

1×

46.90 €

Smoke Detector - mains power supply, detection reach 80 m, acoustic signals, signal volume 90 dB, features: test button, cover material plastic, operating temperature from 0 to 55...

Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi

9×

46.90 €

In stock 2 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...

SAFE Glass Guard, white

Sensor - wireless glass breakage detector for security of glazed surfaces equipped with two NC inputs, Multi-factor glass breakage detection with the possibility of remote...

SAFE Indoor Siren, white

Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Battery-Powered, in Czech and English

EZVIZ T51C Thermo/Hygro sensor

5×

Sensor - temperature and humidity measurement, clear display, Zigbee 3.0, battery operation (CR2450), mobile app (central unit needed)

In stock > 10 pcs

EVOLVEO Alarmex Pro (ACSALMIMS) wireless indoor siren

2×

Siren - closed system, area of use: security, OS supported: Android and Windows, compatible with Manufacturer app, power supply: Power plug

In stock 2 pcs

Philips Hue Outdoor Motion Sensor

28×

49.90 €

Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,

IMMAX NEO LITE Smart pool temperature sensor + 2x indoor temperature and humidity sensor

23×

49.90 €

Temperature Sensor - TUYA, 2.4GHz WiFi connection, indoor and outdoor unit, monitoring the current pool water temperature, indoor temperature and humidity, date and time controlled...

AQARA Presence Sensor FP1E (PS-S03D), Zigbee

9×

49.99 €

Motion Sesnor , connect through Radio frequency, open system with detection motion compatible with Aqara Home and Manufacturer app, range: lighting and security, application in...

Siemens Connected Home window/door switch SCH020ZB, ZigBee

50.15 €

Currently Unavailable

Door and Window Sensor -, compatible with Google Home, connect via Radio frequency, battery indication, range of 14m, central unit required, supported OS: Android and iOS

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AQARA Presence Multi-Sensor FP300 (PS-S04D), Zigbee, Thread

19×

51.90 €

Motion Sesnor , connect through Bluetooth, open system with detection Human presence compatible with Aqara Home and Manufacturer app, range: lighting, heating and cooling and...

Buy with code ALZADAYS15DE 44.12 € The 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 ALZADAYS15DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

SAFE Motion Guard, white

52.90 €

In stock 5 pcs

Sensor - wireless motion detector equipped with dual PIR sensor detecting motion at a distance of up to 12 meters, PET immunity up to a weight of 18 kg and 50 cm height, The...

Eufy Security Water and Freeze Sensor

3×

52.90 €