10 Best Door And Window Alarms of August 2025

• 100% New and high quality
• Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more！
• Magnetic sensor switch detects your door or window.Easy stick installation and operation, press on/off switch to power on/off then insert 2 PCS AAA battery (battery do not contain in the box),tear the double-sided adhesive on the backpack, paste the door knob alarm on your target position.
• Super loud 120 dB alarm. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner
• Super suitability and stability.

Hiistar

• Includes 4 window/door alarms, each with 3 adjustable settings off/chime/alarm
• Loud 120 decibel alarm sounds when door or window opens, helps deter intruder and alert residence
• Easy and convenient to install, requires no wiring, mounting hardware and instructions Included, designed for indoor use only
• Built in low battery test button to easily check battery life, Includes four LR44 batteries for each alarm
• Comes with a 90 day limited warranty; Perfect for home, garage, apartment, dorm room, mobile home, RV, office and more

GE

• Door window alarm deterring thieves effectively by 110dB loud alarm, also prevent children /pets going out the house without notice
• Window alarm sensors with 4 modes -- Not only on/off setting, but also General Alarm, Constant Alarm, Closing-door Alert (Time Delay) and Doorbell Mode. You can easily set the mode according to your need. Great for home, garage, RV and warehouse security, kids safety, also Freezers and Refrigerators
• This wireless alarm with high quality and small size, suitable for most of doors windows (sliding/crank/hung....doors and windows ), cabinets, and drawers...
• Easy operation, press on/off switch to power on/off. Low consumption, battery can last longer. With low battery warning, if in low battery, it will sound "Du-Du-Du-Du"
• Simple peel and stick installation, package Includes everything you need when install. Came with LR44 batteries and adhesive tape. If you need any assistance or confused, just email us, we are always here to help you with any problem

wsdcam

• 120 LOUD ALARM – this Magnetic sensor window door alarm loud enough to detects entry, prevent kids and babies going out the house, protecting your home or office whether you are in or out. (audible up to 750 feet/230M away)
• EASY INSTALLATION - Easily mounted by adhesive, tape it on the window or door then all is done! No wiring needed! No screws needed! Completely DIY! (NOTICE: MAKE SURE THE GAP BETWEEN THE ALARM AND MAGNET PART WITHIN 1 CM.)
• ULTRA-SLIM DESIGN - Size: 2.9" x 1.5" x 0.4, ultra-slim door and window alarm with 2 adjustable settings (on/off). Perfect for home, office, garage, dorm room, apartment or even RV.
• LOW BATTERY INDICATOR – you will easily know when to replace the batteries with its low battery indicator, no worry about failing to work. ( 3xLR44 batteries included per alarm )
• WHAT YOU GET – 6 packs super environmental suitable, stable, dustproof and insect prevention window door alarms, 100% customer satisfaction service, value for your money, any questions, do contact us for help! We are always here to help you out.

Toeeson

• Super environmental suitability and stability.
• The alarm gives out clear and loud sound when an intruder breaks in. Wireless magnetic sensor switch. Freely switch control. Emit super loud sound once burglar gets in. Suitable for window or door warning.
• Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more.
• Super loud 95 dB alarm. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner
• Magnetic sensor switch detects your door or window.

AiBest

• 120 DB DOOR WINDOW ALARMS– this magnet triggered window door alarms loud enough to detects entry, prevent kids and babies going out the house, protecting your home or office whether you are in or out. (audible up to 750 feet/230M away)
• EASY INSTALLATION - Easily mounted by adhesive, tape it on the window or door then all is done! No wiring needed! No screws needed! Completely DIY!
• ULTRA-SLIM DESIGN - Size: 2.9" x 1.5" x 0.4, ultra-slim window door alarm with 2 adjustable settings (on/off). Perfect for home, office, garage, dorm room, apartment or even RV.
• LOW BATTERY INDICATOR – you will easily know when to replace the batteries with its low battery indicator, no worried about failing to work. ( 3xLR44 batteries included per alarm )
• WHAT YOU GET – 10 packs environmental, stable, dustproof and functional window door alarms, 100% customer satisfaction service, value for your money. any questions, do contact us for help! We are always here to help you out.

Toeeson

• Magnetic door window alarm sensor 120db alerts a person to a door or window opening
• Prevent children going out the house without notice. Also ideal entry warning for your home, office, apartment, garage and so on
• Ultra-thin door and window alarm with 2 adjustable settings (off/on).3xLR44 batteries included
• Easy installation, No wiring needed! No screws needed! Included double sided tape!
• Ultra-sensitive also Low battery indicator to check battery life. This is a PERFECT AFFORDABLE compliment for your home security.

Noopel

• Wireless Home Security Door Window Alarm Magnetic Detector ,120 DB volume alert will warn you the door or window is opening.
• Easy to install, including double-sided tape, no wiring or screws needed, just simply tear the tape and paste it. It will be a perfect choice for your family, office ,apartment,garage .etc.
• Powered by 3* Batteries(included),usually it can standby for 12 months.Low battery indicator will inform you to change battery.（IT ONLY FITS ON FLAT DOOR AND FRAME.)
• Instant alarm reminder,the alarm will be triggered and alarm immediately when someone opens the door ( the minimum trigger distance is 1 cm). IT AUTOMATICALLY STOPS ALARM AFTER 30 SECONDS
• Not only can it be used to protect your family's safety, it also can be used to remind the forgetful old people that the doors and windows are not closed, and can even be used to prevent children from leaving the house without inform.

SanJie

• ✅10 times Longer Range - Powered by LoRa technology, YoLink brings the longest receiving range (1/4 mile) in the market. Our long coverage enables its use in hard-to-reach areas such as basement, porch, guest suite, barns, greenhouse, etc.
• ✅5 times Longer Battery life - Powered by 2 AAA included Alkaline batteries with 5 years of battery life compared to 1 year of other top brands; Battery status will be updated and low battery alert will be sent within YoLink APP
• ✅Work with Alexa - Get voice announcements from Alexa Echo when door open or close; IFTTT Supported - Trigger event pipelines by using IFTTT, such as receiving Notifications, Emails, Calls, etc when the door or window is opened or closed
• ✅Instant Notification - Automatically receive mobile notifications when doors or windows are opened or closed; Get a reminder when doors keep open; Check the history of all activities in the app
• ✅Home Automation - Build "IF THIS THEN THAT" rules via YoLink APP between YoLink Smart Door Sensor and YoLink Smart Plugs (not included), making life convenient and secure.

YoLink

• LOUD ALARM: The 120 DB security alarm is perfect for signaling to you when there is an unwanted entry. Audible at over 750 feet it sounds loud so the person knows they should stop what they are doing. Great for prevention, protect your children’s rooms or stop anyone from sneaking out or in.
• WIRELESS ALARM SENSOR: No wiring is necessary and 3 LR44 batteries are included in each device and 3 extra backup batteries come with the package. Made to last 6 - 12 months these batteries in the alarms will be charged for extended periods of time. When it’s time to change, you’ll know. With the intuitive low battery indicator you can easily find out when you’ll have to change the batteries.
• EASY TO INSTALL: The wireless security alarms can be installed anywhere with an opening. Simply use the adhesive provided and tape it to wherever you need! Windows, doors, and entrances simple and straightforward with the alarm. The minimum distance for the device to work is 15mm (0.6 inches), so when installing make sure to get both pieces of the alarm as close as possible.
• SLEEK DESIGN FOR HOUSE- With an ultra slim build and sleek design these alarms can be put easily wherever you need them. Great for attaching to house doors, all types of apartments, and cabinet or office, put them where you see fit. They may be discreet and simple to install but don’t be deceived these alarms pack a punch, ready to deter any unwanted actions.
• PACKAGE INCLUDED: 3 * Alarms with tapes (Batteries included), 3 * LR44 Batteries (extra backup), 2 * Anti-noise Ear plugs, 1 * User manual.

Flyoukki