We use cookies to enhance the security, performance, functionality and for analytical and promotional activities. We use cookies to personalize ads for you. By continuing to browse this site you're agreeing to our Privacy PolicyWe use cookies to enhance your experience and personalize ads. By using the site, you agree to that. Privacy Policy

10 bestAlarm For Door Left Openof December 2025

112M consumers helped this year.

1

Exit Stopper, STI-6400, Safety Technology International, Emergency Exit Door Alarm, Self Contained Fire Door Alarm, Stop Misuse Unauthorised Access Theft,Red,6.8L x 2.7W centimetres
Exit Stopper, STI-6400, Safety Technology International, Emergency Exit Door Alarm, Self Contained Fire Door Alarm, Stop Misuse Unauthorised Access Theft,Red,6.8L x 2.7W centimetres

STI

9.9

View Product
Buy it on Amazon

20% off

2

Yale AC-DC Sync Alarm Door/Window Contact - Sync Smart Home Alarm - 200m range
Yale AC-DC Sync Alarm Door/Window Contact - Sync Smart Home Alarm - 200m range

Yale

9.8

View Product
Buy it on Amazon

28% off

3

SECRUI Wireless Door Open Sensor Alarm Chime, 400ft Operating Range 52 Chimes Adjustable Volume with Mute Mode LED Indicators Magnetic Door Alarm Sensor for Home Store Office Security
SECRUI Wireless Door Open Sensor Alarm Chime, 400ft Operating Range 52 Chimes Adjustable Volume with Mute Mode LED Indicators Magnetic Door Alarm Sensor for Home Store Office Security

SECRUI

9.6

View Product
Buy it on Amazon

4

SANJIE Wireless Door Open Alarm Sensor Chime, 800FT Operating Range 55 Chimes 5 Volume Level with LED Indicators,Door Sensor Alarm for Home Store Office Security When Door Opens,1 Receiver 1 Sensor
SANJIE Wireless Door Open Alarm Sensor Chime, 800FT Operating Range 55 Chimes 5 Volume Level with LED Indicators,Door Sensor Alarm for Home Store Office Security When Door Opens,1 Receiver 1 Sensor

SanJie

9.4

View Product
Buy it on Amazon

17% off

5

Tapo Smart Contact Sensor, Real-Time Monitoring Smart Window & , Instant Push Notification,Battery included,Easy Installation,Work with Alexa,Tapo Hub Required separately(TapoT110), packaging may vary
Tapo Smart Contact Sensor, Real-Time Monitoring Smart Window & , Instant Push Notification,Battery included,Easy Installation,Work with Alexa,Tapo Hub Required separately(TapoT110), packaging may vary

Tapo

9.2

View Product
Buy it on Amazon

Related productsUp to 21% off

Wireless Door Open Sensor Alarm Chime 500ft Operating Range 58 Chimes 5 Adjustable Volume with Mute Mode LED Indicators for Home Store Office with 2 Plug-in Receivers and 2 Sensors

Wireless Door Open Sensor Alarm Chime 500ft Operating Range 58 Chimes 5 Adjustable Volume with Mute Mode LED Indicators for Home Store Office with 2 Plug-in Receivers and 2 Sensors

View Deal
LACORAMO Door Alarm Sensor - Premium Quality - Wireless Magnetically Triggered Window Alarm, 130 db Siren Security Entry Burglar Alert with 2 Remote Controls for Protecting Kids Safety, Home, Shop

LACORAMO Door Alarm Sensor - Premium Quality - Wireless Magnetically Triggered Window Alarm, 130 db Siren Security Entry Burglar Alert with 2 Remote Controls for Protecting Kids Safety, Home, Shop

View Deal
Defender Door Handle Alarm - Wireless Hanging Intruder Alarm for Metal Door Handles - 125dB Siren Movement Detector - Door Knob Touch Sensor

Defender Door Handle Alarm - Wireless Hanging Intruder Alarm for Metal Door Handles - 125dB Siren Movement Detector - Door Knob Touch Sensor

View Deal
Panamalar Door Window Sensor Wifi Door Alarm System, Detects Opened and Closed Front Back Garage Door, Sends Alerts, Alexa Google Home Compatible, Smart Auto Switch on Lights Accessory

Panamalar Door Window Sensor Wifi Door Alarm System, Detects Opened and Closed Front Back Garage Door, Sends Alerts, Alexa Google Home Compatible, Smart Auto Switch on Lights Accessory

View Deal

20% off

6

TECKNET Wireless Door and Window Open Sensor Alarm Chime, 1000Ft Operating Range 61 Chimes Adjustable Volume with Mute Mode LED Indicators Door Open Alert, Door Alarm Sensor for Home Store Office
TECKNET Wireless Door and Window Open Sensor Alarm Chime, 1000Ft Operating Range 61 Chimes Adjustable Volume with Mute Mode LED Indicators Door Open Alert, Door Alarm Sensor for Home Store Office

TECKNET

9.0

View Product
Buy it on Amazon

7

VOXON Wireless Magnetic Door and Window Alarm Sensor 4 Pack 2 Modes Window Door Burglar Alarm with LOUD 120 DB for Safety Home Shop Security
VOXON Wireless Magnetic Door and Window Alarm Sensor 4 Pack 2 Modes Window Door Burglar Alarm with LOUD 120 DB for Safety Home Shop Security

VOXON

8.7

View Product
Buy it on Amazon

8

SANJIE Wireless Door Open Alarm Sensor Chime, 800FT Operating Range 55 Chimes 5 Volume Level with LED Indicators,Door Sensor Alarm for Home Store Office Security When Door Opens,2 Receivers 2 Sensors
SANJIE Wireless Door Open Alarm Sensor Chime, 800FT Operating Range 55 Chimes 5 Volume Level with LED Indicators,Door Sensor Alarm for Home Store Office Security When Door Opens,2 Receivers 2 Sensors

SanJie

8.5

View Product
Buy it on Amazon

9

TECKNET Door Alarm Sensor, Window Alarm Sensors, 2-in-1 Alarm & Chime, 3-level Volume Control, Door Sensor Alarm for Home Security, Wireless Burglar Alarms for House, Shop, Office, Garage (3 PCS)
TECKNET Door Alarm Sensor, Window Alarm Sensors, 2-in-1 Alarm & Chime, 3-level Volume Control, Door Sensor Alarm for Home Security, Wireless Burglar Alarms for House, Shop, Office, Garage (3 PCS)

TECKNET

8.2

View Product
Buy it on Amazon

10

Door Alarm with Remote 2 Pack, Door Chime for Business When Entering, 130db Window Alarm Sensors for Kids Safety Home Security, Adjustable Volume
Door Alarm with Remote 2 Pack, Door Chime for Business When Entering, 130db Window Alarm Sensors for Kids Safety Home Security, Adjustable Volume

Noopel

8.0

View Product
Buy it on Amazon

Related Reviews You Might Like

Door Alarms

Door Alarms
subscribe-icon

Best Reviews Guide Newsletter

Get exclusive articles, recommendations, shopping tips, and sales alerts

By submitting your email address you agree to our Terms and Conditions and Privacy Policy