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Best sellers, best smart Home Sensors & Detectors

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 339 products to choose from. Customers have the most interest in SONOFF Zigbee Temperature and Humidity Sensor, which you can buy for 13.90 € 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.
Jak zabezpečit chytrou domácnost? All smart Home Sensors & Detectors
All from 339
SONOFF Zigbee Temperature and Humidity Sensor - Sensor
SONOFF Zigbee Temperature and Humidity Sensor
Great price 13.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - senses the temperature and humidity in the room, support for smart scenes, can be fixed to the wall with 3M tape or screw, ZigBee 3.0 protocol, requires a ZigBee Hub,...
AQARA Door and Window Sensor T1 - Door and Window Sensor
AQARA Door and Window Sensor T1
16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, battery indication, central unit required, supported OS:...
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable - Sensor
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
14.90 €
In stock > 5 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - protection against water damage in your home, Zigbee, email alerts, SMS or mobile phone notifications, on a CR2477 battery (battery not included), degree of protection...
AQARA Temperature and Humidity Sensor T1 - Sensor
AQARA Temperature and Humidity Sensor T1
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - monitors and records the internal temperature, humidity and atmospheric pressure in real time, humidity to within 3% and temperature to within 0.3 °C, Zigbee 3.0 wireless...
SONOFF SNZB-04P Zigbee Door/Window Sensor - Door and Window Sensor
SONOFF SNZB-04P Zigbee Door/Window Sensor
Discounted -18 % 12.90 € 15.90 €
In stock 3 pcs
Door and Window Sensor - wireless, compatible with Samsung SmartThings, IFTTT and eWeLink, range of 30m, central unit required, supported OS: Android and iOS, application in Czech,...
Shelly Blu Motion, Bluetooth - Motion Sesnor
Shelly Blu Motion, Bluetooth
26.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through WiFi 2,4 GHz, WiFi 5 GHz and Bluetooth, open system with detection motion compatible with Samsung SmartThings, range: home control, application in...
SONOFF ZB SNZB-02D SMART Temperature & Humidity sensor - Sensor
SONOFF ZB SNZB-02D SMART Temperature & Humidity sensor
Amazing Deal 12.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature measurement in °C or F, measurement of humidity in %, 2.5" display, data recovery every 5 seconds, Zigbee 3.0, mobile apps, notifications, support for voice...
SwitchBot Meter Pro - Sensor
SwitchBot Meter Pro
Amazing Deal 34.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS20AT 27.92 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Sensor - temperature detection, humidity, temperature measurement from 0 to 50 °C with an accuracy of 0.5 °C, moisture measurement with 3% accuracy, battery power, notifications...
SONOFF SNZB-03P Zigbee Motion Sensor - Motion Sesnor
SONOFF SNZB-03P Zigbee Motion Sensor
13.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply:...
Airthings View Radon - Air Quality Monitor - Air Quality Meter
Airthings View Radon - Air Quality Monitor
205.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter is designed for indoor environments where it monitors humidity, temperature and the amount of radon in the air. You use batteries or a USB cable to power it....
AQARA Water Leak Sensor T1 - Water Leak Detector
AQARA Water Leak Sensor T1
20.99 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery...
AQARA Motion Sensor P1 (MS-S02) - Motion Sesnor
AQARA Motion Sensor P1 (MS-S02)
20.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, open system with detection motion and Light compatible with Apple Home, IFTTT and Aqara Home, range: security, application in...
AQARA Smoke Detector (SD-S01D) - Zigbee 3.0 - Smoke Detector
AQARA Smoke Detector (SD-S01D) - Zigbee 3.0
38.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white - Detector
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white
Discounted -14 % 34.90 € 41.05 €
In stock > 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - Battery operated temperature and humidity sensor with display, WiFi, white
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white - Vibration Detector
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white
Amazing Deal 29.90 €
In stock > 5 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 26.91 € 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 ALZADAYS5AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home and Aqara Home, connection via radio...
SONOFF Zigbee Human Presence Sensor - Sensor
SONOFF Zigbee Human Presence Sensor
Discounted -23 % 12.90 € 16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - for motion detection, functionality based on 5.8 GHz microwave radar, three levels of sensitivity, detection distance up to 4 m, compatible with smart bulbs, Smart Switch...
IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi - Sensor
IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi
Amazing Deal 45.83 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS30AT 32.08 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Sensor - precise measurement using ultrasonic technology, suitable for any type of liquid, IP65 resistance, possibility of connection to a smart water valve, Immax NEO PRO app in...
MOES CO Detector, Zigbee - Gas Leak Detector
MOES CO Detector, Zigbee
37.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
Meross Smart Presence Sensor (Thread) - Sensor
Meross Smart Presence Sensor (Thread)
New arrival 36.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - mmWave occupancy sensor with micro motion detection, Matter over Thread, Local control without Wi-Fi, range up to 6 m, multi-zone detection, 360° swivel bracket, IP67,...
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, black - Detector
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, black
34.90 €
In stock > 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD - Digital Thermometer
SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD
31.90 €
On the way > 5 pcs
Expected 25/06/2026
2 colors
Digital Thermometer – IP65 waterproof design with 1.5m probe, temperature measurement even in liquids and confined spaces, 2.2″ LCD display, accuracy ±0.2 °C, measurement history...
SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor SNZB-02WD - Sensor
SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor SNZB-02WD
32.90 €
In stock 3 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor – IP65 waterproof design, temperature and humidity measurements, clear 2.2″ LCD display, high accuracy of ±0.2 °C and ±2 % RH, view history up to 180 days, smart scenes and...
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey - Vibration Detector
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey
Amazing Deal 29.90 €
In stock > 5 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 26.91 € 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 ALZADAYS5AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings and Aqara Home,...
SONOFF AirGuard TH 3.6'' LCD Zigbee Temperature And Humidity Sensor SNZB-02DR2 - Sensor
SONOFF AirGuard TH 3.6'' LCD Zigbee Temperature And Humidity Sensor SNZB-02DR2
20.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS15AT 17.77 € 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 ALZADAYS15AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Sensor - temperature and humidity sensor, Zigbee, large 3.6" LCD display, min. and max. Values, up to 6 months of data history in the app, graphs and analysis (dew point, VPD),...
24 more...
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