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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 5.89 € incl. VAT. Is this what you’re looking for?
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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...
Elektrobock LM-218B - Gas Leak Detector
Elektrobock LM-218B
19.90 €
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 30 to 550 ppm, deviation 3 ppm, battery-powered, acoustic signals, signal volume 85 dB, battery indication,...
EZVIZ Water leak sensor T10C - Water Leak Detector
EZVIZ Water leak sensor T10C
19.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 200 m, compatible with Google Home and EZVIZ, connect via WiFi 2,4 GHz, battery indication, standalone...
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor - Motion Sensor
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
19.90 €
In stock 2 pcs at the supplier's
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 9 V, reach of 100m, connection via GSM, battery indication, a central unit is required to function...
Tellur WiFi Smart Flood Sensor, AAA, white - Water Leak Detector
Tellur WiFi Smart Flood Sensor, AAA, white
19.90 €
Currently Unavailable
Water Leak Detector - detects water gas, battery-powered, range: 1 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone...
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EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector - Water Leak Detector
EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector
19.90 €
In stock 1 pcs at the supplier's
Water Leak Detector - detects water gas, battery-powered, range: 100 m, compatible with Manufacturer app, connection via radio waves, battery indication, standalone functional unit...
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
-21 % off new 19.90 € New 25.21 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector PIR motion sensor for iGET SECURITY M5 alarm. Protection against sabotage, highest transmission security 256bit, very long battery life of 5 years, the alarm constantly...
iQtech SmartLife WL02, Wi-Fi flood sensor - Water Leak Detector
iQtech SmartLife WL02, Wi-Fi flood sensor
19.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and Manufacturer app, connect via WiFi 2,4 GHz, standalone functional unit,, app with Czech language...
EZVIZ T3C smart button - Smart Wireless Switch
EZVIZ T3C smart button
19.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smart Wireless Switch - compatible with EZVIZ, control via app on Android and iOS,connect via , application in Czech and English
Eve Water Guard Connected Water Leak Detector - Cable Extension - Extension Cable
Eve Water Guard Connected Water Leak Detector - Cable Extension
Amazing Deal 19.90 € Save 5 €
Ordered on request
Extension Cable -
EMOS GoSmart PIR senzor (pohybové čidlo) IP20, 60°, ZigBee - Motion Sensor
EMOS GoSmart PIR senzor (pohybové čidlo) IP20, 60°, ZigBee
New arrival 20 €
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 20 €
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
Smoot ZigBee Motion - Motion Sesnor
Smoot ZigBee Motion
20.45 €
In stock 1 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security,...
Smoot Air Motion - Motion Sesnor
Smoot Air Motion
20.45 €
In stock 3 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security, application in Czech,...
Tellur WiFi Smart Motion Sensor, PIR, White - Motion Sesnor
Tellur WiFi Smart Motion Sensor, PIR, White
20.71 €
In stock 5 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, range: security, application in English, power supply:...
Alecto COA3910 - Gas Leak Detector
Alecto COA3910
20.76 €
Currently Unavailable
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features alarm, cover material plastic, input voltage...
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EVOLVEO SecuPro wireless PIR motion sensor - Motion Sesnor
EVOLVEO SecuPro wireless PIR motion sensor
20.84 €
In stock > 10 pcs at the supplier's
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:...
Nedis ALRMMW20WT - Motion Sensor
Nedis ALRMMW20WT
20.84 €
In stock > 5 pcs at the supplier's
Motion Sensor - Exterior, battery powered, reach of 80m, sound volume: 85dB, independently functional unit
AQARA Vibration Sensor T1 (VB-S01D) - Vibration Detector
AQARA Vibration Sensor T1 (VB-S01D)
20.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 18.81 € 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, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery...
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable - Sensor
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
20.90 €
On the way 1 pcs
Expected 15/04/2026
2 colors
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...
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 ALZADNI20 16.72 € 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 , 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 ALZADNI40 12.54 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 40 % s kódom ALZADNI40. Kliknite a kód sa uplatní automaticky.
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...
WOOX R7081 Smart Vibration Sensor - Vibration Detector
WOOX R7081 Smart Vibration Sensor
20.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Vibration Detector - detects vibration gas, battery-powered, range: 70 m, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional...
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