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Hundreds of categories, thousands of products, millions of details and user reviews for detectors. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from detectors rank are based solely on various data and feedback from actual people who have purchased the products.

416 Results
4.0 2×
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Meross Smart Water Leak Sensor
Water Leak Detector - detects Water gas, battery-powered, sound level: 100dB, compatible with Apple Home, Google Home, Samsung SmartThings and Manufacturer app, connection via radio waves, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
BLACK FRIDAY -25 % 299,- 399,-
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In stock
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Order Code: Mer2520
3.8 4×
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BOT Smart gas detector WiFi GS5
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 plastic, operating temperature from -10 to 55 °C, input voltage 230 V, compatible with Tuya and Smartlife, requires a central hub, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -10 % 709,- 789,-
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In stock at the supplier's
Order Code: BOTdet008
3.7 8×
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Meross Smart Water Leak Sensor
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 dB alarm, Meross Hub central unit is required for sensor functionality
  599,-
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In stock > 5 pcs
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Order Code: Mer24_14
3.7 8×
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Meross Smart Water Leak Sensor Kit
Water Leak Detector - detects Water gas, mains and battery power, sound level: 60dB, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to function, app with English language support for Android and iOS
  729,-
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In stock > 5 pcs
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Order Code: Mer24_13
4.0 1×
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AQARA Vibration Sensor T1 (VB-S01D)
Vibration Detector - detects Opening windows and doors, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery indication and adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
BLACK FRIDAY -15 % 433,- 509,-
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In stock
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Order Code: Aqara25021
4.0 1×
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EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, built-in
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  289,-
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In stock > 10 pcs
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Order Code: EMOS26063
4.0 1×
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Somfy Outdoor Siren
Siren - open system, area of use: security
  4,964,-
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In stock 1 pcs at the supplier's
Order Code: SOMA07
3.6 3×
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Somfy Smoke Detector One+
Smoke Detector - battery-powered , detection reach 200 m, notifications via SMS, email, push notifications, signal volume 85 dB, compatible with TaHoma, requires a central hub, app language: Czech
  1,989,-
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In stock 2 pcs
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Order Code: SOM2116
3.6 6×
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EVOLVEO WiFi EYE, smart magnetic PIR motion sensor
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion compatible with Tuya, range: security, application in English, Czech, German, Slovak and Hungarian, power supply: Battery-Powered,
  242,-
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In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: EVO23_021
3.5 6×
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iQtech SmartLife WL02, Wi-Fi flood sensor
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 support, app with Czech and English language support for Android and iOS
  698,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: iQTECH19085
3.5 6×
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Smoot Air Gas Sensor
Gas Leak Detector - detects natural gas, propane-butane, smoke, mains power supply, notifications via push notifications, battery indication and display, cover material plastic, compatible with Apple Siri shortcuts and Tuya, standalone unit, app language: Czech, compatible with Android and iOS
  890,-
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In stock 3 pcs at the supplier's
Order Code: SMTphsnz8
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X-Sense XS01-M RF Smoke Detector for the SB550 Station
Smoke Detector - battery-powered , detection reach 500 m, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features: test button and alarm, cover material plastic, operating temperature from -4 to 38 °C, operating humidity from 0 to 85 %, ingress protection IP20, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -13 % 689,- 799,-
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In stock
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Order Code: XSEN26002
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BOSCH AKU Filio gas cylinder level indicator 0.603.684.000 (2 × AAA)
Gas Leak Detector - propane-butane detection, battery-powered, response time 5 s, audible and visual alarms, battery status indicator, alarm function, plastic housing, operating temperature from -15 to 50 °C, operating humidity up to 90 %, input voltage 3 V, battery included, stand-alone unit
BLACK FRIDAY -15 % 927,- 1,090,-
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In stock
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Order Code: BOShob393
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Ajax MotionCam Black
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Ajax, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
  3,989,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX20001
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Shelly Presence Sensor Gen4, White
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, application in English, Czech and Slovak, power supply: Power plug,
BLACK FRIDAY -10 % 1,710,- 1,901,-
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In stock
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Order Code: Shell26038
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SONOFF SenseGuard Motion Gen2 Zigbee Motion Sensor SNZB-03PR2
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, eWeLink and Home Assistant, range: security, power supply: Battery-Powered,
BLACK FRIDAY -16 % 459,- 549,-
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In stock
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Order Code: SNF2631
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X-Sense XC0C-iR Wi-Fi CO Detector
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 30 to 999 ppm, battery-powered, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, display and protection against sabotage, features test button, hours and alarm, cover material plastic, operating temperature from 4,4 to 38 °C, operating humidity from 10 to 85 %, ingress protection IP20, mounting kit included, standalone unit, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -13 % 689,- 799,-
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In stock
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Info
Order Code: XSEN26005
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X-Sense XS01 Standalone Smoke Detector
Smoke Detector - battery-powered , detection reach 200 m, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features: test button and alarm, cover material plastic, operating temperature from -4 to 38 °C, operating humidity from 0 to 85 %, ingress protection IP20, mounting kit included, standalone unit, app language options: Czech and English
BLACK FRIDAY -13 % 389,- 449,-
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In stock
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Info
Order Code: XSEN26001
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Bentech C686 WiFi autonomous carbon monoxide detector
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 30 to 300 ppm, gas detection sensitivity 100 ppm, battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features test button and alarm, cover material plastic, operating temperature from 10 to 40 °C, operating humidity from 15 to 90 %, battery and mounting kit included, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
  519,-
Buy
In stock > 10 pcs at the supplier's
Order Code: WSaaa5912
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FireAngel FA3313 CO detector with two replaceable AA batteries
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, battery indication, features test button, temporary shutdown and self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 30 to 90 %, standalone unit
  699,-
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In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH181
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X-Sense XH02-M RF Temperature Sensor for SB550 Station
Temperature Sensor
BLACK FRIDAY -13 % 689,- 799,-
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In stock
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Info
Order Code: XSEN26010
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SAFE FireSafe 10Y30-RF wirelessly connectable fire detector
Smoke Detector - detects dust particles, battery-powered , detection reach 1000 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 5 to 95 %, battery and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
Great price 790,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SAHhob011
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Shelly Presence Sensor Gen4, Black
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, application in English, Czech and Slovak, power supply: Power plug,
BLACK FRIDAY -10 % 1,710,- 1,901,-
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In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Shell26039
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Bentech N06 autonomous cigarette smoke detector
Smoke Detector - battery-powered , detection reach 5 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: test button and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity from 10 to 90 %, input voltage 9 V, battery and mounting kit included, standalone unit
  349,-
Buy
In stock > 10 pcs at the supplier's
Order Code: WSaaa5913
 
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