





Product description
Door and Window Alarm: Know Instantly, Stay Secure. 
Ensure home security and prevent unauthorized entry with our 120dB Door and Window Alarm. Easy to install with strong adhesive tape—no tools needed—this compact alarm emits a loud 120dB siren when a door or window is opened, effectively deterring intruders and alerting you to potential threats.

Compact Design
Small and compact design fits onto any door or window frame.
Entry Door
Stay Protected—120dB Alarm Triggers When Entry Door Opens, Alerting You to Unauthorized Access!
Window Security
Guard Your Home—120dB Alarm Alerts on Window Opening in Bedroom, Kitchen, and More!
Kid Safety
Keep Kids Safe—120dB Alarm Sounds When Children Open Doors to Hazardous Areas!
Pet Monitor
Keep Pets Safe—120dB Alarm Alerts When Doors or Windows Open!
1 Home Security
2 Window Security
3 Kid Safety
4 Pet Monitor
The host and magnetic component can be installed on the same plane or at an angle.
Comes with strong 3M double-sided tape for easy installation, no additional tools needed.
Powered by 2 AAA batteries (not included) for convenience and reliability.
1 Flexible Mounting 2 3M double-sided tape 3 AAA Battery Operated

Mode 1 – Door Open Alarm
120dB siren sounds for one minute when the door opens; press “SET” to turn off. Great for home security.

Mode 2 – Doorbell Chime
Single “ding dong” sound when the door opens. Ideal for offices and businesses.

Mode 3 – Alarm Stop on Closing
120dB siren sounds until the door closes within one minute or you press “SET.” Stops automatically after one minute if not closed.

Mode 4 – Door Open Reminder
Cycles “beep beep” sound until the door closes or you press “SET.” Prevents unauthorized exits.
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Customer Reviews
4.2 out of 5 stars 319
4.2 out of 5 stars 59
4.3 out of 5 stars 68
3.8 out of 5 stars 89
Price
$15.99$15.99
$33.99$33.99
—
$9.99$9.99
Quality
2 Pack
5 Pack
1x Push Button and 1x Receiver
1x Bike Alarm and 1x Remote
Noise Level
120dB
120dB
120dB
120dB
Color
Black
Black
Black
Black
Remote Control
✘
✘
✘
✔
Power Supply
AAA Battery
AAA Battery
Plug-in Power(Receiver)
AAA Battery
Can these alarms be used on sliding doors?
Yes, these alarms can generally be used on sliding doors. For optimal performance, ensure the alarm is positioned where it can detect the sliding door’s movement effectively.
Do these alarms require batteries?
Yes, these alarms require 2 AAA batteries to operate, which are not included in the packaging.
Does this alarm have UL certification? Can it pass a pool inspection?
No. While many families use this alarm for pool doors, it does not meet the UL 2017 standard and won’t pass a pool inspection.
How to install?
Ensure the gap between components is less than 0.39 inches, with arrows aligned facing each other.
[Window/Door Protection] Safeguard your home with this magnetic sensor alarm designed for windows and doors. The alarm triggers when they are opened, providing instant security.
[Peace of Mind] Perfect for families, renters, and vacation home owners. Use it in bedrooms, entryways, or living rooms to secure your space and ensure your loved ones and belongings are safe.
[Loud 120dB Siren] The built-in 120dB siren is loud enough to scare off intruders and alert you immediately.
[User Friendly] Simple controls with an ON/OFF switch on the left and a Set button on the right for quick and easy operation.
[Easy Installation] Compact design with strong adhesive for easy installation, powered by two AAA batteries (not included).
8 reviews for 5-Pack Window Alarms for Home Security, 120dB Door and Window Open Sensor Chime for Kid Safety, Pool Safety, Sliding Door, DIY Protection, Easy Installation,Ideal for Home,Garage,Apartment,Black
Add a review
$33.99

Mike Wong –
Loud! And perfect if that’s what you want.
I have an office building with several tenants in individual suites. The building has 3 entrances/exits from the main corridors that the tenants cannot see from inside their private suites. So this alerts them when people are coming and going from the building. It’s loud enough for most of the tenants to hear in their offices and they appreciate them.No more people walking in and surprising someone who thought they were working alone in the building. Batteries have lasted almost a year so far. Doors probably open 20 times per day, 5 days per week. Chime worked every single time.Easy to install, the double stick tape has held up fine. Small discrete size blend in well with the office building doors. Great inexpensive add on my tenants appreciate.
NILO –
Safe and works perfectly
It fits in my kids’ backpacks and under my pillow for now. I’ll need to get some extra sticky tape to keep it in place, but it’s doing the job. It came with everything I needed, and I was surprised by how loud and easy it was to set up. I went with the cheaper option since they all seemed pretty similar. It’s just a door alarm, so I didn’t need anything too fancy. I’m happy with it because it works well and gives me peace of mind, knowing I’ll be alerted if the door opens when it shouldn’t. I got it because my kid often opens the door looking for her dad when he’s coming home. It comes with a battery and double-sided tape. It’s small and super easy to install—took just a few minutes. Since our doorframe isn’t perfectly aligned, I used some thick double-sided tape underneath. It’s tiny but really loud. I’ve put one in every room, and the chirp feature for the front door is useful for little ones and visitors. Just a heads-up, it’s quite loud during setup, so ear plugs might be a good idea. Overall, I’m really happy with it.
Navil J. –
Puntualidad y calidad
Excelente
Camille Dickson –
Could have been better
It’s hard to get the alarm to line up and work
Denard Bowe –
Nice
Easy to install and sound is loud. It is not to big and fit right next to the door or window. Not to expensive to get. Easy to work with and find the sound.
Ashley Kay –
A must have!
As a mom of two active boys, I can’t recommend the 5-Pack Window Alarms enough! They were incredibly easy to install, and the sound is super effective at alerting me whenever a window or door is opened. They definitely give me peace of mind. Strongly recommend for any busy family!
Amazon Customer –
Keep the littles safe!
You can choose the sound that works best for you.
El equipo trabaja bien pero llego incompleto. Le falta el vaso recolector del jugo –
Buena compra
Funciona como dice .al menos ya los vecinos sienten la alarma jjj