Alarms & Sensors

Showing 1–36 of 54 results

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  10 Pair Wired Door Window Sensor Magnetic Contact Sensor Normal Closed Wired PSTN GSM WIFI Wireless Alarm System Home Security

  £12.99
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  5PCS Wired Door Window Sensor Detector Magnetic Door Contact Sensor Switch For Burglar Alarm System Kit

  Rated 5.00 out of 5

  £8.01
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  Alarm Door Security Protection Window Wireless Burglar with Magnetic Sensor Home Safety Wireless Longer System 90dB Wholesale

  Rated 5.00 out of 5

  £3.72
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• Sale!

  Awapow Refrigerator Alarm Wireless Door And Window Delay Induction Alarm Security Anti-theft System Set Smart Home Door Magnetic

  Rated 5.00 out of 5

  £10.02 – £20.11Price range: £10.02 through £20.11
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  Door Window Wireless Burglar Alarm with Magnetic Sensor Alarm 108dB High Volume Door Open Detectors Home Security Device

  Rated 5.00 out of 5

  £6.12
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  Elecpow Door Window Alarm Home Security Wireless Burglar Alarm Door Magnetic Sensor 120dB Anti-theft Alarm For Home Kids Safety

  Rated 5.00 out of 5

  £5.93 – £29.65Price range: £5.93 through £29.65
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  FUERS 100dB Independent Door Sensor Magnetic Sensor Wireless Home Window Door Entry Anti Thief Security Alarm 1/5/10 pcs

  £9.51 – £50.07Price range: £9.51 through £50.07
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  Fuers Water Leakage Detector Smart Home Alarm Tuya Smart Water level Sensor Home Alarm System Water Leak Security Alarm System

  Rated 5.00 out of 5

  £10.46 – £46.92Price range: £10.46 through £46.92
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  Fuers Wireless Doorbell Welcome Chime Bell Alarm with PIR Motion Sensor Detector Chime for Home Store Shop Office 433mhz

  £10.27 – £45.14Price range: £10.27 through £45.14
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  Hollarm Freezer Door Alarm 60 Seconds Delay Refrigerator Alarms Wireless Door Window Opening Sensor Loud 90dB Home Security

  Rated 5.00 out of 5

  £9.20 – £32.33Price range: £9.20 through £32.33
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  Hot Sale Wireless Magnetic Door & Window Sensor EV1527 Coding Mode RF 433MHz for Home Security Alarm System Burglar Alarm Kits

  Rated 5.00 out of 5

  £5.14 – £29.10Price range: £5.14 through £29.10
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  iHseno Door Window Sensor Independent Opening Magnetic Door Sensor 130db Wireless Security Alarm

  £7.69
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  Independent CO Alarm Sensor Carbon Monoxide Alarm Detector High Sensitive Warning LCD Display CO Alarm With UL2034

  Rated 5.00 out of 5

  £8.76
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• Sale!

  KERUI 4G/WiFi GSM Home Alarm with 7-inch IPS Large Touch Screen Panel Tuya Smart Wireless Security Alarm System Burglar Alexa

  Rated 4.75 out of 5

  £5.36 – £101.57Price range: £5.36 through £101.57
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  KERUI D121 Wireless Door Window Magnetic Sensor Alarm 120dB Anti-theft 300ft Remote Control Detectors Home Security Alarm System

  Rated 5.00 out of 5

  £5.79 – £37.65Price range: £5.79 through £37.65
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  KERUI MC11 Door Sensor 433MHz Wireless Window Magnet Sensor Detector For W204 W184 Home Security Alarm System Burglar An-theft

  Rated 5.00 out of 5

  £9.45 – £27.80Price range: £9.45 through £27.80
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  KERUI Tuya WIFI GSM Alarm System Smart Home Security Buglar RFID APP Wireless Motion Sensor Detector Sistema de alarma

  £34.47 – £111.07Price range: £34.47 through £111.07
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  KERUI Wireless Door Windows Sensor Alarm 300ft 120dB Anti Theft Smart Remote Control For Kids Cabinet Safety Home Security

  Rated 5.00 out of 5

  £7.77 – £37.52Price range: £7.77 through £37.52
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  MC-38A Wired Door Window Sensor Detector Magnetic Switch Normally Closed or Normally Open NC/NO for Home Security Alarm System

  Rated 5.00 out of 5

  £3.65 – £4.47Price range: £3.65 through £4.47
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  ME201W Intelligent Remote Tank Level Detection Smartphone Full Water Alarm System Controller Wifi Sensor Water Level Sensor

  Rated 4.75 out of 5

  £49.50 – £57.58Price range: £49.50 through £57.58
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  MOES Tuya ZigBee Smart Window Door Gate Sensor Detector Smart Home Security Alarm System Smart Life Tuya App Remote Control

  £15.21
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  NC Door Sensor Metal Wired Roller Shutter Door Magnetic Contact Reed Switch for Security Alarm System

  Rated 5.00 out of 5

  £5.25 – £10.35Price range: £5.25 through £10.35
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  ONENUO Tuya Smart WiFi Door Sensor 80dB Sound Window Sensor Smart Life Arm Disarm Door Sensor APP Alert Alarm Door Sensor

  Rated 5.00 out of 5

  £8.94 – £483.20Price range: £8.94 through £483.20
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  ONENUO Tuya WiFi Smoke Detector Photoelectric Sensor Fire Alarm Home Kitchen Security System Work With Smart Life APP

  Rated 5.00 out of 5

  £21.20 Original price was: £21.20.£17.26Current price is: £17.26.
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  Ostaniot 433MHz eV1527 Wireless Glass Break Vibration Sensors Door Window Alarm Detector Anti Theft For Home Security Kit

  Rated 5.00 out of 5

  £7.96
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  PGST Window Door Sensor for 433MHz Alarm System PG103 Wireless Home Alarm App Notification Alerts

  Rated 5.00 out of 5

  £4.91 – £20.76Price range: £4.91 through £20.76
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  PGST Window Door Sensor for All 433mhz Wireless Home Alarm Security Smart Gap Sensor to Detect Open Door

  Rated 5.00 out of 5

  £6.12 – £26,831.71Price range: £6.12 through £26,831.71
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  Smart ZigBee Window Door Sensor with Lux or Vibration Detection Home Security Real-time Alarm Work with Home Assistant Z2mqtt

  £6.31 – £10.24Price range: £6.31 through £10.24
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  Split type Door And Window Sensor Wireless Door Magnet Sensor 60 Songs Home Protection Security Anti-Theft Alarm Volume Reminder

  Rated 5.00 out of 5

  £6.10 – £16.36Price range: £6.10 through £16.36
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  Staniot 433mhz Vibration Detector Window Sensor SOS Button Home Anti-Theft Device Wireless Glass Break Sensor Security Alarm

  Rated 5.00 out of 5

  £7.63
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  Staniot 433MHz Vibration Sensor Door Window Detection SOS Button Accessories Security Protection For Smart Home Alarm System

  Rated 5.00 out of 5

  £8.39
  Add To Cart This product has multiple variants. The options may be chosen on the product page
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  Staniot 5-Year Battery Door Window Sensor Smart Home Wireless Door Open Close Detectors For Security Alarm Panel Burglar System

  Rated 5.00 out of 5

  £8.70 – £55.57Price range: £8.70 through £55.57
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  Staniot Door Window Sensor Vibration Alarm Open Door Detector 433Mhz Emergency Button Wireless Smart Tuya Security Alarm System

  Rated 5.00 out of 5

  £8.46
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  Staniot Tuya 433Mhz Home Alarm System Automatic Sensor Smart Wireless Door and Window Detectors Door opening/closing code

  Rated 5.00 out of 5

  £5.50 – £29.96Price range: £5.50 through £29.96
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  Topvico Tuya SOS Button WiFi Emergency Button for the Eldely Alarm, Fall Alert Call, Panic Button Bracelet Seniors Old People

  Rated 5.00 out of 5

  £37.84 – £52.57Price range: £37.84 through £52.57
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  Tuya WIFI Smart Door Magnetic Detector APP Remote Control Home Anti-theft Door Iron Rolling Door Shutter Sensor Security Alarm

  Rated 5.00 out of 5

  £9.97
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