Door Window Alarms
-
Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White
SKU: J36CLVSCTRRing alarm is the best!...I love the convenience of the whole system and the cost to have this system is very cost effective and...Great
See all Door & Window AlarmsProduct Description
A white, battery-powered contact sensor that alerts you via app when doors or windows are opened.Your price for this item is $14.99 -
Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White
SKU: J36CLVSCW6Great sensors for entry points...These work great with the main ring alarm base station....I also love how easy they are to install and get up and running on the app....It’s also great to be able to buy...
See all Door & Window AlarmsProduct Description
A pair of easy-to-install white sensors that alert you via app when doors or windows open.Your price for this item is $54.44Save $12The previous price was $66.44 -
SimpliSafe - 1pack Entry Sensor - White
SKU: J3L6GWR5Y9Great Product!...I love my SimpliSafe system, and Best Buy helps me by stocking what I need. Thank you!...Love it...SimpliSafe is one of the best securities system in the market.
See all Motion Sensors & DetectorsProduct Description
A discreet white entry sensor that easily installs on doors or windows for reliable home security monitoring.Your price for this item is $15.99 -
Ring - Alarm Security Kit 5-Piece (2nd Gen) - White
SKU: J36CLVS273Great Best Buy service! I like the system, it’s reasonably priced and easy to use....Great product, love it. Easy to install, easy to set up.
See all Home Security SystemsProduct Description
A white, app-compatible security kit with motion detection, battery backup, and easy setup for small homes.Your price for this item is $199.99 -
Ring - Window & Door Sensor Instant notifications on Amazon Sidewalk, no base station needed, Pro Monitoring (sold separately) - White
SKU: J39TLSQTZ2See all Door & Window AlarmsProduct Description
A battery-powered white sensor providing instant entry alerts via Amazon Sidewalk, no hub required.Your price for this item is $19.99Save $10The previous price was $29.99 -
Ring - Window-Door Sensor Instant notifications on Amazon Sidewalk, no base station needed, Pro Monitoring sold separately 6pk - White
SKU: J39TLSQJV2See all Door & Window AlarmsProduct Description
A set of six white battery-powered sensors providing instant entry alerts via Amazon Sidewalk, no hub required.Your price for this item is $79.99Save $60The previous price was $139.99 -
VEVOR - Door Chime, DC 12V, Wireless Door Open Contact Sensor Alarm Chime with 656 ft Range, Remote Control with App - White
SKU: JJGHKKFTX4See all Door & Window AlarmsProduct Description
A wireless white door sensor alarm set with app control, 656 ft range, and smart assistant compatibility.Your price for this item is $47.99Save $27The previous price was $74.99 -
Ring - Window-Door Sensor Instant notifications on Amazon Sidewalk, no base station needed, Pro Monitoring sold separately 2pk - White
SKU: J39TLSSTFTSee all Door & Window AlarmsProduct Description
A battery-powered white sensor pair delivers instant entry alerts via Amazon Sidewalk, no hub required.Your price for this item is $29.99Save $20The previous price was $49.99 -
Ring - Alarm 8-Piece Security Kit - White
SKU: J36CLVS279Love it. I would recommend to everyone. Best security system...Best system...Love ring!!!...Has always been a great company I had the gen 1 system and recently got the gen 2 and I love it so much...more...
See all Home Security SystemsProduct Description
A white, app-compatible security kit with motion detection, battery backup, and real-time alerts for home protection.Your price for this item is $249.99 -
VEVOR - Door Chime, DC 12V, Wireless Door Open Contact Sensor Alarm Chime with 656 ft Range, 58 Chimes & 5 Adjustable Volume - White
SKU: JJGHKKFT5SSee all Door & Window AlarmsProduct Description
A wireless white door sensor alarm with 58 chimes, 5 volume levels, and a 656 ft range.Your price for this item is $17.99Save $15The previous price was $32.99
Best Sellers
Related Pages
FAQ
Door window alarms usually consist of two parts: a sensor and a magnet. When the door or window is opened and the magnetic connection is broken, the alarm is triggered, emitting a loud sound to alert you.
Yes, most door window alarms are designed for easy DIY installation. They typically come with adhesive backing or mounting hardware and include straightforward instructions.
Many modern door window alarms offer compatibility with popular smart home systems, allowing you to receive alerts on your smartphone or integrate them with other smart devices.
Most door window alarms are battery-powered, making them easy to install without wiring. Some models include low-battery indicators to let you know when it's time for a replacement.
Yes, many door window alarms are versatile and can be installed on sliding doors and windows, as long as the sensor and magnet can be aligned properly.