Refresh the page

Alza Days - Detectors

Save with discount codes

Alza Days
  • The offer is valid from June 1, 2026, until June 22, 2026. Full terms and conditions of the campaign can be found here.
All from 61
BOT Smart carbon dioxide detector WiFi CO2 - Air Quality Meter
BOT Smart carbon dioxide detector WiFi CO2
60.23 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI15 51.20 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, mains power supply, acoustic, visual signals, notifications via...
BOT Smart WiFi GS3 - Gas Leak Detector
BOT Smart WiFi GS3
23.81 €
In stock > 10 pcs at the supplier's
Buy with code ALZADNI10 21.43 € 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 - mains power supply, notifications via push notifications, signal volume 70 dB, cover material plastic, operating temperature from -10 to 50 °C, ingress...
BOT Smart gas detector WiFi GS5 - Gas Leak Detector
BOT Smart gas detector WiFi GS5
33.03 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 29.73 € 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 - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, display, features alarm, cover material...
BOT Smart gas detector WiFi GS4 - Gas Leak Detector
BOT Smart gas detector WiFi GS4
30.52 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 27.47 € 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 - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 90 dB, display, features alarm, cover material...
BOT Smart Zigbee GS2 gas detector - Gas Leak Detector
BOT Smart Zigbee GS2 gas detector
26.33 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 23.70 € 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 - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, features alarm, cover material plastic,...
Smoot ZigBee Leak Pro - Water Leak Detector
Smoot ZigBee Leak Pro
33.06 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI20 26.45 € 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.
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Siri shortcuts and Tuya, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, central unit...
BOT Smart Vibration Sensor VB1 Zigbee - Vibration Detector
BOT Smart Vibration Sensor VB1 Zigbee
28.42 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 25.58 € 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 vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 2,4 GHz and WiFi 5 GHz, central unit required to...
AQARA Temperature and Humidity Sensor T1 - Sensor
AQARA Temperature and Humidity Sensor T1
20.99 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 18.89 € 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.
Sensor - monitors and records the internal temperature, humidity and atmospheric pressure in real time, humidity to within 3% and temperature to within 0.3 °C, Zigbee 3.0 wireless...
AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread - Sensor
AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread
41.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 37.71 € 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.
Sensor - sensor with 3.4-inch LCD display that monitors temperature and humidity
Eufy Entry Sensor - Door and Window Sensor
Eufy Entry Sensor
32.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 26.32 € 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.
Door and Window Sensor - magnetic on the door/window, checking that the door is closed, fully compatible with Eufy Security devices, battery in the package - last 2 years, apps on...
AQARA Presence Multi-Sensor FP300 (PS-S04D), Zigbee, Thread - Motion Sesnor
AQARA Presence Multi-Sensor FP300 (PS-S04D), Zigbee, Thread
49.99 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 42.49 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Motion Sesnor , connect through Bluetooth, open system with detection Human presence compatible with Aqara Home and Manufacturer app, range: lighting, heating and cooling and...
Sonoff THS01 Temperature & Humidity Sensor - Sensor
Sonoff THS01 Temperature & Humidity Sensor
9.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 7.92 € 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 - 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...
AQARA Cube T1 Pro - Smart Wireless Remote
AQARA Cube T1 Pro
23.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 21.51 € 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.
Smart Wireless Remote Zigbee scene controller
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
14.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI30 10.43 € 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.
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
SwitchBot Meter Pro - Sensor
SwitchBot Meter Pro
37.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 30.32 € 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 - temperature detection, humidity, temperature measurement from 0 to 50 °C with an accuracy of 0.5 °C, moisture measurement with 3% accuracy, battery power, notifications...
Meross Smart Smoke Alarm - set 3x MA151 + 1x MSH450 Matter hub - Smoke Detector
Meross Smart Smoke Alarm - set 3x MA151 + 1x MSH450 Matter hub
119.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 101.92 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Smoke Detector - battery-powered , reaction time 0,002 s, acoustic signals, notifications via push notifications, signal volume 110 dB, features: alarm, cover material plastic,...
Tado Wireless temperature sensor X - Sensor
Tado Wireless temperature sensor X
107.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 91.72 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Sensor The X Wireless Temperature Sensor is an optional add-on for X Smart Thermostatic Heads that allows for more accurate temperature measurement. Package contents: Wireless...
Meross Smart Door and Window Sensor - Door and Window Sensor
Meross Smart Door and Window Sensor
18.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 16.07 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Door and Window Sensor - wireless, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit required, supported...
Meross Smart Door and Window Sensor Kit - Door and Window Sensor
Meross Smart Door and Window Sensor Kit
30.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI25 23.18 € 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.
Door and Window Sensor - with mains + battery power, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit...
RETLUX RSH 309 Smart temperature sensor - Temperature Sensor
RETLUX RSH 309 Smart temperature sensor
Discounted -17 % 13.90 € 16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 11.82 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Temperature Sensor - moisture detection, temperature measurement from -10 to 50 °C with an accuracy of 0.3 °C, moisture measurement with 3% accuracy, battery power, notification...
QINGPING Temperature & RH Monitor Pro S Wi-Fi - Sensor
QINGPING Temperature & RH Monitor Pro S Wi-Fi
41.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI25 31.43 € 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 - professional temperature and humidity monitoring for greenhouses, factories, warehouses, business centers, supermarkets and hospitals, temperature range -20 to 50 °C,...
Niceboy ION ORBIS Windows & Door Sensor - Door and Window Sensor
Niceboy ION ORBIS Windows & Door Sensor
20.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI30 14.63 € 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.
Door and Window Sensor - wireless, compatible with Niceboy ION, battery indication, central unit required, supported OS: Android and iOS, application in Czech, application in Czech...
RETLUX RSH 308 PIR Smart Motion Sensor - Motion Sesnor
RETLUX RSH 308 PIR Smart Motion Sensor
Discounted -15 % 16.90 € 19.90 €
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.
Motion Sesnor , connect through Radio frequency, closed system with detection Human presence compatible with Google Home, Tuya and Manufacturer app, range: security and home...
SONOFF AirGuard TH 3.6'' LCD Zigbee Temperature And Humidity Sensor SNZB-02DR2 - Sensor
SONOFF AirGuard TH 3.6'' LCD Zigbee Temperature And Humidity Sensor SNZB-02DR2
New arrival 20.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 17.77 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Sensor - temperature and humidity sensor, Zigbee, large 3.6" LCD display, min. and max. Values, up to 6 months of data history in the app, graphs and analysis (dew point, VPD),...
Previous
24 more...
Other

Try our cookies

Alza.cz a. s., Company identification number 27082440, uses cookies to ensure the functionality of the website and with your consent also to personalisage the content of our website. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.

More information
I understand Detailed settings Reject everything
P-DC1-WEB01