![Ring Alarm Window and Door Contact Sensor 2-Pack (2nd Gen) in the Door & Window Sensors department at Lowes.com Ring Alarm Window and Door Contact Sensor 2-Pack (2nd Gen) in the Door & Window Sensors department at Lowes.com](https://mobileimages.lowes.com/productimages/84b819d1-e112-4065-96a6-261f43ec807d/14765030.jpg)
Ring Alarm Window and Door Contact Sensor 2-Pack (2nd Gen) in the Door & Window Sensors department at Lowes.com
![Amazon.com: Sensor Riser Compatible with Ring - Security Sensor Spacer for Wireless Home Security System, Self Adhesive DIY Ring Alarm Spacer for Door Window Home Security System Accessories, Pack of Two : Amazon.com: Sensor Riser Compatible with Ring - Security Sensor Spacer for Wireless Home Security System, Self Adhesive DIY Ring Alarm Spacer for Door Window Home Security System Accessories, Pack of Two :](https://m.media-amazon.com/images/I/61XCzFKy0ML._AC_UF894,1000_QL80_.jpg)
Amazon.com: Sensor Riser Compatible with Ring - Security Sensor Spacer for Wireless Home Security System, Self Adhesive DIY Ring Alarm Spacer for Door Window Home Security System Accessories, Pack of Two :
![Customer Reviews: Ring Alarm Contact Sensor (2nd Generation) (1-pack) Alerts you when a door or window opens at Crutchfield Customer Reviews: Ring Alarm Contact Sensor (2nd Generation) (1-pack) Alerts you when a door or window opens at Crutchfield](https://images.crutchfieldonline.com/products/2020/10/169/g1694SD1SZ-F.jpg)
Customer Reviews: Ring Alarm Contact Sensor (2nd Generation) (1-pack) Alerts you when a door or window opens at Crutchfield
![How to Install your Ring Alarm Contact Sensors on Different Types of Doors, Windows, and Trim – Ring Help How to Install your Ring Alarm Contact Sensors on Different Types of Doors, Windows, and Trim – Ring Help](https://support.ring.com/hc/article_attachments/360055730512/IMG_8005.jpg)