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Best sellers, best detectors

We also think that you deserve the best. That’s why on this page, we ranked detectors from the most sold to the least sold. You have 329 products to choose from. Customers have the most interest in TP-Link Tapo T300, Smart water leak sensor, which you can buy for 18.90 € incl. VAT. If you’re intrested in detectors in terms of the highest reviews, then look at the detectors reviews and tests category.
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All from 329
TP-Link Tapo T300, Smart water leak sensor - Water Leak Detector
TP-Link Tapo T300, Smart water leak sensor
Great price 18.90 € Save 1 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and water gas, battery-powered, sound level: 90dB, compatible with Google Home and Manufacturer app, connection via radio waves, central unit...
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Elektrobock LM-102 - Smoke Detector
Elektrobock LM-102
8.89 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, cover material plastic, operating temperature from -10 to 40 °C, standalone...
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Airthings View Plus - complete air quality monitor - Air Quality Meter
Airthings View Plus - complete air quality monitor
306.90 €
From 7.06 € per month
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), radon, CO₂ (carbon dioxide), dust particles, mains + battery-powered, visual...
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SONOFF SNZB-03P Zigbee Motion Sensor - Motion Sesnor
SONOFF SNZB-03P Zigbee Motion Sensor
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 15.12 € 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.
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply:...
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QINGPING CO2 & Temperature & RH Monitor - Air Quality Meter
QINGPING CO2 & Temperature & RH Monitor
83.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 67.12 € 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.
Air Quality Meter - detects gas, temperature, humidity, measurement range from 400 to 9999 ppm, temperature measurement from -20 to 50 °C with accuracy 0.5 °C, humidity measurement...
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TP-Link Tapo S200B, Smart button - Dimmers
TP-Link Tapo S200B, Smart button
20.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
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SONOFF Zigbee Human Presence Sensor - Sensor
SONOFF Zigbee Human Presence Sensor
17.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 14.32 € 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.
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...
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SONOFF SNZB-05P Zigbee Water Leak Sensor - Sensor
SONOFF SNZB-05P Zigbee Water Leak Sensor
16.90 €
In stock > 10 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 notifications, on a CR2477 battery, degree of protection IP67, Zigbee2MQTT and Home...
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Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm - Gas Leak Detector
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm
45.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 41.31 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, acoustic signals, signal volume 85...
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Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated - Smoke Detector
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
Great price 28.90 € Save 1 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 26.01 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating...
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TP-Link Tapo T100, Smart motion sensor - Motion Sesnor
TP-Link Tapo T100, Smart motion sensor
21.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Samsung SmartThings, range: security, application in English, Czech, German and...
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Netatmo Smart Smoke Alarm - Smoke Detector
Netatmo Smart Smoke Alarm
105.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, holder and mounting kit...
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EMOS GoSmart Air Quality Monitor E30300 with Wifi - Air Quality Meter
EMOS GoSmart Air Quality Monitor E30300 with Wifi
104.08 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 83.26 € 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.
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,...
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IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi - Sensor
IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi
63.04 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI30 44.13 € 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.
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...
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Ubiquiti UniFi Protect Sense - Sensor
Ubiquiti UniFi Protect Sense
59.90 €
In stock > 5 pcs
Sensor - Multisensor, Bluetooth 5.0 BLE, Motion, opening, Temperature, humidity, water
Added to cart
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Solight CO flue gas detector, 85 dB - Gas Leak Detector
Solight CO flue gas detector, 85 dB
Great price 15.90 € Save 1 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 50 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic, visual signals, signal volume 85 dB,...
Added to cart
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iGET SECURITY P1v2 - wireless PIR motion detector - Motion Sesnor
iGET SECURITY P1v2 - wireless PIR motion detector
16.90 €
In stock > 5 pcs at the supplier's
Motion Sesnor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room
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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...
Added to cart
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Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm - Gas Leak Detector
Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm
58.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 53.01 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, detection reach 100 m, acoustic...
Added to cart
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Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
Amazing Deal 17.90 € Save 2 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
Added to cart
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Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
17.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
Added to cart
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ERMENRICH Gas detector NG40 84092 - Gas Leak Detector
ERMENRICH Gas detector NG40 84092
92.27 €
In stock > 5 pcs at the supplier's
Gas Leak Detector - measurement range from 0 to 10000 ppm, battery power, acoustic, optical signalling, battery status indication and display, reset and alarm functions, operating...
Added to cart
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AQARA Multi-State Sensor P100 Kit (VB-S03DW), white - Vibration Detector
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white
31.90 €
In stock > 5 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 28.71 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
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...
Added to cart
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Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi - Smoke Detector
Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi
48.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 44.01 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating...
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