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Detectors – Amazing Deals

In this category, you will find great deals on detectors. We currently have 18 best-selling items in the detectors category. Looking for the lowest-priced detectors? Check out the cheap detectors category.
All detectors
All from 18
SONOFF Zigbee Human Presence Sensor - Sensor
SONOFF Zigbee Human Presence Sensor
Amazing Deal 12.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS20AT 10.32 € 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 - 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-03P Zigbee Motion Sensor - Motion Sesnor
SONOFF SNZB-03P Zigbee Motion Sensor
Amazing Deal 12.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS20AT 10.32 € 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 , 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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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
Amazing Deal 32.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 29.61 € 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.
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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SONOFF WLDC200 Water Leak Detection Cable - Extension Cable
SONOFF WLDC200 Water Leak Detection Cable
Amazing Deal 7.49 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS30AT 5.24 € 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.
Extension Cable
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Meross Smart Water Leak Sensor Kit - Sensor
Meross Smart Water Leak Sensor Kit
Amazing Deal 23.90 €
In stock 1 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS25AT 17.93 € 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 - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60...
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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
Amazing Deal 61.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 55.71 € 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.
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...
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QINGPING Motion & Light sensor, T version (Apple Homekit) - Motion Sesnor
QINGPING Motion & Light sensor, T version (Apple Homekit)
Discounted -38 % 12.90 € 20.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 11.61 € 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.
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...
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EMOS GoSmart Air Quality Monitor E30300 with Wifi - Air Quality Meter
EMOS GoSmart Air Quality Monitor E30300 with Wifi
Amazing Deal 89.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS20AT 71.92 € 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.
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 temperature and humidity sensor, Zigbee 3.0 - Sensor
IMMAX NEO Smart temperature and humidity sensor, Zigbee 3.0
Amazing Deal 20.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - Zigbee 3.0, Immax NEO PRO app in Czech and 60 other languages compatible with iOS, Android, with Amazon Alexa voice assistants, Apple Siri Shortcuts, Google Assistant and...
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Sonoff THS01 Temperature & Humidity Sensor - Sensor
Sonoff THS01 Temperature & Humidity Sensor
Amazing Deal 9.29 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS20AT 7.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 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 - replacement sensor for temperature and humidity measurement, compatible with Sonoff TH Origin/Elite, 50 cm long cable, operating temperature -40 to 85 °C, RJ9 4P4C...
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IMMAX NEO Smart magnetic sensor for doors and windows, Zigbee 3.0 - Detector
IMMAX NEO Smart magnetic sensor for doors and windows, Zigbee 3.0
Amazing Deal 20.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS30AT 14.63 € 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.
Detector - protects your home, requires connection to a smart gateway or other Zigbee 3.0 hub, alerts via mobile app, range up to 30 m, runs on a 3V CR2032 battery
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Shelly DS18B20 - Sensor
Shelly DS18B20
Discounted -44 % 4.49 € 8.09 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature sensor, 1 m long cable
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Meross Smart Temperature and Humidity Sensor Kit MS100F+ MSH300 - Sensor
Meross Smart Temperature and Humidity Sensor Kit MS100F+ MSH300
Discounted -32 % 26.90 € 39.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature measurement in °C or °F, measurement of humidity in %, functionality only with Meross Hub (included), mobile apps, notifications, battery operation (CR2477),...
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Nous E3 Zigbee Smart door and window sensor - Door and Window Sensor
Nous E3 Zigbee Smart door and window sensor
Amazing Deal 12.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Tuya and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, range of 90m, central unit required, supported OS:...
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iGET SECURITY EP22 - RFID key for iGET M5-4G alarm - RFID Keyring
iGET SECURITY EP22 - RFID key for iGET M5-4G alarm
Amazing Deal 7.39 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
RFID Keyring - RFID key for iGET SECURITY M5 alarm. Attached to the iGET SECURITY EP13 wireless keypad for remote alarm control.
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Eufy Security Siren - Siren
Eufy Security Siren
Amazing Deal 41.90 €
In stock 5 pcs
Buy with code ALZADAYS20AT 33.52 € 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.
Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Battery-Powered, in English
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XtendLan PS-IR02 - TV Remote Control
XtendLan PS-IR02
Amazing Deal 15.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
TV Remote Control -, range 0.03 m, infra-red transmission technology
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EZVIZ Smart Sensor Kit, 4 pieces, KIT 2.0 - Sensor
EZVIZ Smart Sensor Kit, 4 pieces, KIT 2.0
Amazing Deal 119.90 €
In stock > 5 pcs
Sensor – set of 4 smart sensors for the home, PIR sensor, opening sensor, SOS button, A3-R200 gateway, Compatible with Apple Home and Matter, control via EZVIZ application, support...
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