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Cheap smart Home Sensors & Detectors

On this page you will find smart Home Sensors & Detectors at the lowest prices, more so all smart Home Sensors & 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 Shelly-BYPASS marked at 5.39 € incl. VAT. Is this what you’re looking for?
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Xiaomi Mi Motion Sensor 2S - Motion Sesnor
Xiaomi Mi Motion Sensor 2S
16.90 €
In stock > 10 pcs at the supplier's
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Xiaomi Home, range: lighting, security and home control, power supply:...
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...
SONOFF SNZB-04P Zigbee Door/Window Sensor - Door and Window Sensor
SONOFF SNZB-04P Zigbee Door/Window Sensor
16.90 €
On the way > 5 pcs
Expected 24/04/2026
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,...
Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
-5 % off new 16.90 € New 17.90 €
Unsealed - in stock 1 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,...
SwitchBot Thermo/Hygrometer Indoor/Outdoor - Sensor
SwitchBot Thermo/Hygrometer Indoor/Outdoor
16.90 €
Currently Unavailable
Sensor - measures temperature and humidity, mobile apps, degree of protection IP65, strap for hanging, updates the measured values every 4 seconds, for remote synchronisation or...
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SONOFF Zigbee Temperature and Humidity Sensor - Sensor
SONOFF Zigbee Temperature and Humidity Sensor
16.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI25 12.68 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky.
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,...
MOES Water Leakage Detector, Zigbee - Water Leak Detector
MOES Water Leakage Detector, Zigbee
16.90 €
In stock 1 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 MOES, battery indication, central unit required to function,, app with Czech language support,...
SONOFF ZB SNZB-02D SMART Temperature & Humidity sensor - Sensor
SONOFF ZB SNZB-02D SMART Temperature & Humidity sensor
16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 13.52 € 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 - temperature measurement in °C or F, measurement of humidity in %, 2.5" display, data recovery every 5 seconds, Zigbee 3.0, mobile apps, notifications, support for voice...
SwitchBot Thermometer & Hygrometer Plus - Sensor
SwitchBot Thermometer & Hygrometer Plus
16.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature measurement in °C or F, measurement of humidity in %, 3" LCD display, data recovery every 4 seconds, mobile apps, notifications, support for voice assistants,...
TP-Link Tapo T110, Smart window/door sensor - Door and Window Sensor
TP-Link Tapo T110, Smart window/door sensor
16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Apple Home and Samsung SmartThings, connect via Radio frequency, central unit required, supported OS: Android and iOS,...
Nous E5 Zigbee Smart Temperature and Humidity Sensor - Sensor
Nous E5 Zigbee Smart Temperature and Humidity Sensor
16.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature and humidity sensor, process automation, battery power, durability of 5 years, compatible with Google Assistant, Amazon Alexa and Tuya, connection via ZigBee...
SwitchBot Motion Sensor - Motion Sensor
SwitchBot Motion Sensor
16.90 €
Currently Unavailable
Motion Sensor - for lighting, Interior, battery powered, reaction time: 0,5s, connection via WiFi 2,4 GHz, a central unit is required to function
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SwitchBot Thermometer & Hygrometer - Sensor
SwitchBot Thermometer & Hygrometer
16.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature and humidity, senses 24 hours a day, Wi-Fi, Bluetooth, range: 120 m, colour: white
iGET SECURITY EP5 - remote control (key fob) for iGET M5-4G alarm - Wireless Controller
iGET SECURITY EP5 - remote control (key fob) for iGET M5-4G alarm
16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Wireless Controller Remote control for basic control, for iGET SECURITY M5 alarm. The following settings can be made using the rotary pushbutton: activation, deactivation, home...
iGET SECURITY P1v2 - wireless PIR motion detector - Motion Sensor
iGET SECURITY P1v2 - wireless PIR motion detector
16.90 €
In stock > 5 pcs
Motion Sensor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room
iGET SECURITY P21 - wireless magnetic detector for iGET SECURITY M3B and M2B - Door and Window Sensor
iGET SECURITY P21 - wireless magnetic detector for iGET SECURITY M3B and M2B
16.90 €
In stock 1 pcs at the supplier's
Door and Window Sensor - wireless, range of 80m, central unit required, application in Czech
Elektrobock IR24A - Motion Sensor
Elektrobock IR24A
16.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 10m, adjustable sensitivity, independently functional unit
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
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...
Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
Amazing Deal 17.90 € Save 2 €
On the way > 5 pcs
Expected 27/04/2026
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,...
Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
17.90 €
In stock 4 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,...
Elektrobock IR21-R - Motion Sensor
Elektrobock IR21-R
17.90 €
In stock 1 pcs
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V
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  17.15 €
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 Mikrovlnný senzor (pohybové čidlo) IP20, 2000 W, 360°, přisazený - Motion Sensor
EMOS Mikrovlnný senzor (pohybové čidlo) IP20, 2000 W, 360°, přisazený
New arrival 17.95 €
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
Hama SMART door/window sensor, magnetic, Zigbee - Door and Window Sensor
Hama SMART door/window sensor, magnetic, Zigbee
17.95 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Tuya, separately functional unit, supported OS: Android and iOS, application in Czech
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