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Smart Home Security reviews and tests

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Smart Home Security – Test Results

The result for smart home security at several price levels is:

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Hundreds of categories, thousands of products, millions of details and user reviews for smart home security. 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 smart home security rank are based solely on various data and feedback from actual people who have purchased the products.

620 Results
4.8 18×
Airbi CO2AIR digital carbon dioxide meter
Detector - CO₂ (carbon dioxide) detection, measurement range from 400 to 2400 ppm, mains + battery power, reaction time 6 s, display, independently functional unit
81.90 €
Buy
On the way > 5 pcs
Expected 20/04/2026
Order Code: Airbi24001
4.7 22×
AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread
Sensor - sensor with 3.4-inch LCD display that monitors temperature and humidity
Buy with code ALZADAYS15AT 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. 28.82 €
Amazing Deal 33.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara25017
4.9 13×
Eufy Entry Sensor
Door and Window Sensor - magnetic on the door/window, checking that the door is closed, fully compatible with Eufy Security devices, battery in the package - last 2 years, apps on your smart device, iOS/Android, the product requires a central unit
Buy with code ALZADAYS20AT 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. 20.72 €
Amazing Deal 25.90 €
Buy
On the way 3 pcs
Expected 16/04/2026
Order Code: EUF01c
4.8 18×
TP-Link Tapo D210
Video Doorbell , connectivity: WiFi 2,4 GHz, microphone, speaker, night vision, sd card slot, camera, camera resolution: 2,304 x 1,296, compatible with Manufacturer app, battery powered
85.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP24115
4.4 167×
EMOS Wireless doorbell P5728
Doorbell wireless, connection via radio frequency, signal range of 180m, number of melodies: 52
15.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Emoszv01
4.5 36×
Solight wireless doorbell, for socket, 120m.
Doorbell wireless, connection via radio frequency, mains operated, input voltage: 230 V, signal range of 120m, number of melodies: 36, nametag frame
Buy with code ALZADAYS10AT 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. 14.31 €
Discounted -11 % 15.90 € 17.90 €
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SD2020_4
4.6 33×
TESLA Smart Sensor Siren
Siren - open system, area of use: security, OS supported: Android and iOS, compatible with Tuya, Smartlife and Tesla Smart, power supply: Power plug and Battery-Powered, in Czech and English
Buy with code ALZADAYS50AT The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 50 % Rabatt mit dem Code ALZADAYS50AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt. 13.45 €
26.90 €
Ordered on request
Order Code: Tsl_22_32
4.8 17×
SONOFF SNZB-04P Zigbee Door/Window Sensor
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, application in Czech and English
15.90 €
Buy
On the way > 5 pcs
Expected 24/04/2026
Order Code: SNFa104
4.7 23×
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
from  19.24 €
Currently Unavailable
Order Code: RY203g
4.5 50×
SONOFF Zigbee Temperature and Humidity Sensor
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, compatible with Amazon Alexa and Google Home, runs on a CR2477 battery, mobile applications
Great price 15.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Sonoff23_03
4.4 67×
EVOLVEO Defender D5
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, battery indication and display, features test button and self-diagnostics, mounting kit included, standalone unit
37.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RY211
4.8 15×
Tedee TD-BRIDGE
Bridge - for connection to Tedee smart locks via Bluetooth or Wi-Fi, compatible with Siri, Google Assistant and Amazon Alexa voice assistants, notification to mobile phone, protected by HTTPS encrypted security protocol
74.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tedee21_01
4.6 24×
TP-Link Tapo D235
Video Doorbell , connectivity: WiFi 2,4 GHz, microphone, speaker, night vision, sd card slot, camera, camera resolution: 2560 x 1920, compatible with Manufacturer app, mains + battery powered
116.90 €
Buy
In stock > 5 pcs
Order Code: TP24143
4.6 24×
Nuki door sensor white
Door and Window Sensor - wireless, compatible with Apple Home, connect via Bluetooth, central unit required, supported OS: iOS, application in English
56.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Nuki22_03
4.7 17×
Solight Wireless motion detector/gong
Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally, 36 adjustable melodies, 3D rotatable sensor stand, wall mounting holes, receiver power supply AC 230V~50Hz, sensor 3 x AAA alkaline batteries or external USB charger 5V DC (not included)
Discounted -5 % 16.90 € 17.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Solight23_17
4.5 31×
Solight wireless doorbell, battery operated, 200m, white, learning code
Doorbell wireless, connection via radio frequency, input voltage: 3V, signal range of 200m, number of melodies: 38, nametag frame
10.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Solight23_04
4.5 34×
AQARA Cube T1 Pro
Smart Wireless Remote Zigbee scene controller
19.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqa22_10
4.9 13×
EMOS Wireless doorbell P5733G
Doorbell wireless, connection via radio frequency, mains operated, input voltage: 230 V, signal range of 150m, number of melodies: 36
18.29 €
Buy
Ordered on request
Order Code: EMS22_07
4.6 22×
SONOFF SNZB-03P Zigbee Motion Sensor
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply: Battery-Powered,
15.90 €
Buy
On the way > 5 pcs
Expected 20/04/2026
Order Code: SNFa101
4.8 14×
Tedee PRO - smart lock, black
Smart Lock - controlled via WiFi 2,4 GHz and Bluetooth, compatible with Apple Home, app compatible with Android and iOS in English, Battery included, Monitoring and Offline mode
443.90 €
Buy
In stock 1 pcs
Order Code: Tedee21_07
4.7 17×
TESLA Smart Gas Sensor
Gas Leak Detector - mains power supply, detection reach 50 m, acoustic, visual signals, notifications via push notifications, features reset, cover material plastic, operating temperature from 0 to 55 °C,, ingress protection IP20, input voltage 12 V, power adapter and mounting kit included, compatible with Tuya, Smartlife and Tesla Smart, requires a central hub, app language options: Czech and English , compatible with Android and iOS
Amazing Deal 34.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_30
4.6 20×
IMMAX NEO LITE Smart IR controller with temperature and humidity sensors with LCD, WiFi
Controller - will replace all IR remotes, the display shows the time, Date, temperature and humidity, connected to the Immax NEO PRO app on your phone, WiFi connection, IR range up to 12 m, automation settings, control via Amazon Alexa or Google Home voice assistant
28.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMMX_22_26
4.6 20×
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white
Detector - Battery operated temperature and humidity sensor with display, WiFi, white
41.90 €
Buy
On the way > 5 pcs
Expected 17/04/2026
Order Code: Shell24_010
4.6 20×
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, ivory
Detector - battery operated temperature and humidity sensor with display, WiFi, ivory
40.91 €
Buy
On the way 2 pcs
Expected 17/04/2026
Order Code: Shell24_011

Smart Home Security reviews and tests

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P-DC1-WEB20

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