$29.98
& FREE Shipping. Details
Arrives: Nov 12 - 28 Details
Fastest delivery: Nov 6 - 20
Usually ships within 6 to 8 weeks.
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Ships from Amazon.com Services LLC
Sold by Amazon.com Services LLC
Ships from
Amazon.com Services LLC

Sold by
Amazon.com Services LLC

Ring Alarm Contact Sensor... has been added to your Cart
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  • Ring Alarm Slim Magnet

    from Amazon.com
    $4.99
    • Low-profile magnet can fit places where the standard Contact Sensor cannot.
    • Can also be used as a secondary Contact Sensor so you can leave windows open for ventilation and arm your Ring Alarm to stay protected.
    • Requires the Ring Alarm Contact Sensor and Ring Alarm Security Kit (sold separately).
    • Easy installation with no tools required.
  • Ring Alarm Open Window Magnet

    from Amazon.com
    $4.99
    • Mounts to sliding windows and doors for ventilation.
    • When aligned with the Contact Sensor, the Open Window Sensor lets you arm your alarm even with the windows and doors are ajar. If someone tries to open them further, your Alarm will be triggered to let you know something’s wrong.
    • Requires the Ring Alarm Contact Sensor and Ring Alarm Security Kit (sold separately).
    • Easy installation with no tools required.
Item of

Ring Alarm Slim Magnet

from Amazon.com
$4.99
  • Low-profile magnet can fit places where the standard Contact Sensor cannot.
  • Can also be used as a secondary Contact Sensor so you can leave windows open for ventilation and arm your Ring Alarm to stay protected.
  • Requires the Ring Alarm Contact Sensor and Ring Alarm Security Kit (sold separately).
  • Easy installation with no tools required.
Added to cart
Item of

Ring Alarm Open Window Magnet

from Amazon.com
$4.99
  • Mounts to sliding windows and doors for ventilation.
  • When aligned with the Contact Sensor, the Open Window Sensor lets you arm your alarm even with the windows and doors are ajar. If someone tries to open them further, your Alarm will be triggered to let you know something’s wrong.
  • Requires the Ring Alarm Contact Sensor and Ring Alarm Security Kit (sold separately).
  • Easy installation with no tools required.
Added to cart

Ring Alarm Contact Sensor 2-pack (1st Gen)

4.7 out of 5 stars 6,562 ratings

Price: $29.98 & FREE Shipping. Details
Alarm Contact Sensor 2-Pack

This item is certified to work with Alexa
WORKS WITH ALEXA
Add voice control by combining with an Alexa device & hub
See More

  • Requires the Ring alarm base station
  • Get instant mobile alerts when doors or windows open in your home
  • Compatible with any iOS or Android device
  • Easy installation with no tools required
  • Mounts to door and window frames
  • 3V lithium battery included
  • Compatible with Ring Alarm Gen 2 products

We want you to know

This device requires a Ring Alarm Security System.


There is a newer version of this item:

Technical Details - Contact Sensor

Power

3V Lithium Battery Included

Battery Life

Approximately 3 Years

Operating Conditions

32°F to 120°F (0°C to 49°C)

*Dimensions *

3.23 in. x 0.98 in. x 0.94 in.

Installation

Mount to Door or Window Frame

Maximum Distance Between Sensors

5/8 inches

*Connectivity *

Z-Wave (250-foot range to Base Station)

Warranty and service

1-year limited warranty and service included. Use of Ring Alarm Kit is subject to the terms found here.

Support

Click here to view more information on the Ring Alarm Kit support page.


Customer Questions & Answers