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Cheap detectors

On this page you will find detectors at the lowest prices, more so all detectors ranked from the lowest to the highest price. It will be easier to see products that are now marked at their lowest price. The item with the lowest price in this category is iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B marked at 5.69 € incl. VAT. Is this what you’re looking for?
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Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
Discounted -5 % 16.90 € 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,...
EVOLVEO WiFi WATER, smart flood detector - Water Leak Detector
EVOLVEO WiFi WATER, smart flood detector
16.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya, connect via WiFi 2,4 GHz, battery indication, standalone functional unit,, app with Czech language...
TP-Link Tapo T100, Smart motion sensor - Motion Sesnor
TP-Link Tapo T100, Smart motion sensor
Amazing Deal 16.90 €
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...
TP-Link Tapo S200B, Smart button - Dimmers
TP-Link Tapo S200B, Smart button
16.90 €
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)
iGET SECURITY P1v2 - wireless PIR motion detector - Motion Sensor
iGET SECURITY P1v2 - wireless PIR motion detector
16.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sensor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room
EMOS Mikrovlnný senzor (pohybové čidlo) IP20, 2000 W, 360°, přisazený - Motion Sensor
EMOS Mikrovlnný senzor (pohybové čidlo) IP20, 2000 W, 360°, přisazený
New arrival 17.46 €
Ordered on request
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 8m, integrated daylight sensor and adjustable sensitivity, independently functional unit
Sonoff MS01 Smart Soil Moisture Sensor - Sensor
Sonoff MS01 Smart Soil Moisture Sensor
17.90 €
Currently Unavailable
Buy with code ALZADAYS25AT 13.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Sensor - humidity sensor, waterproof (IP55), compatible with Sonoff TH Origin/Elite sensor, cable 50 cm long, support for voice assistants, operating temperature 0 to 60 °C,...
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MOES Vibration Sensor, Zigbee - Vibration Detector
MOES Vibration Sensor, Zigbee
18.90 €
Currently Unavailable
Vibration Detector - detects vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 5 GHz, battery indication and adjustable sensitivity,...
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SwitchBot Water Leak Detector - Sensor
SwitchBot Water Leak Detector
Great price 18.90 €
In stock 1 pcs
Sensor - detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth,...
AQARA Water Leak Sensor T1 - Water Leak Detector
AQARA Water Leak Sensor T1
18.90 €
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...
TP-Link Tapo S200D - Dimmers
TP-Link Tapo S200D
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Dimmers - button to control the intelligent lighting, adjustable actions, multiple light control, can be fixed with screws, with double-sided tape or on any metal surface, battery...
Nous E2 Zigbee Smart PIR motion sensor - Motion Sesnor
Nous E2 Zigbee Smart PIR motion sensor
18.90 €
Currently Unavailable
Motion Sesnor , open system with detection motion compatible with Tuya and Manufacturer app, range: lighting and security, application in English and Slovak, power supply:...
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iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm
18.90 €
In stock 1 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...
iGET SECURITY M3P1 - wireless PIR motion detector for iGET SECURITY M3 and M4 - Motion Sensor
iGET SECURITY M3P1 - wireless PIR motion detector for iGET SECURITY M3 and M4
from  18.10 €
Currently Unavailable
Motion Sensor - for alarm, Interior, battery powered, input voltage: 3V, reach of 9m, connection via radio waves, battery indication, independently functional unit
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EMOS GoSmart PIR senzor (pohybové čidlo) IP20, 60°, ZigBee - Motion Sensor
EMOS GoSmart PIR senzor (pohybové čidlo) IP20, 60°, ZigBee
New arrival 19.50 €
Ordered on request
Motion Sensor - for lighting and for alarm, Interior, battery powered, input voltage: 3V, reach of 8m, compatible with Tuya, Lidl Home, Smartlife and EMOS GoSmart, battery...
EMOS Mikrovlnný senzor (pohybové čidlo) IP20, 1200 W, 360°, vestavný - Motion Sensor
EMOS Mikrovlnný senzor (pohybové čidlo) IP20, 1200 W, 360°, vestavný
New arrival 19.50 €
Ordered on request
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 16m, integrated daylight sensor and adjustable sensitivity, independently functional unit
AQARA Vibration Sensor T1 (VB-S01D) - Vibration Detector
AQARA Vibration Sensor T1 (VB-S01D)
Amazing Deal 19.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 17.91 € 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, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery...
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B - Smoke Detector
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B
19.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via SMS, signal volume 85 dB, features: test button, cover material plastic, operating...
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection - Motion Sesnor
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection
from  19.24 €
Currently Unavailable
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
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Tellur WiFi Smart Motion Sensor, PIR, White - Motion Sesnor
Tellur WiFi Smart Motion Sensor, PIR, White
20.21 €
Currently Unavailable
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, range: security, application in English, power supply:...
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EVOLVEO SecuPro wireless PIR motion sensor - Motion Sesnor
EVOLVEO SecuPro wireless PIR motion sensor
20.32 €
Currently Unavailable
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...
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QINGPING Motion & Light sensor, T version (Apple Homekit) - Motion Sesnor
QINGPING Motion & Light sensor, T version (Apple Homekit)
20.90 €
In stock 2 pcs
Buy with code ALZADAYS20AT 16.72 € 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.
Motion Sesnor , connect through Bluetooth with detection motion and Light compatible with Apple Home and Manufacturer app, range: lighting and security, application in English and...
Niceboy ION ORBIS Motion Sensor - Motion Sesnor
Niceboy ION ORBIS Motion Sensor
20.90 €
Currently Unavailable
Buy with code ALZADAYS40AT 12.54 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 40 % Rabatt mit dem Code ALZADAYS40AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Motion Sesnor , open system with detection motion compatible with Niceboy ION, range: home control, application in English, Czech and Slovak,
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Niceboy ION ORBIS Water Sensor - Water Leak Detector
Niceboy ION ORBIS Water Sensor
20.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
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