Alarm Window and Door Contact Sensor

Expand your Ring Alarm system to secure each door and window in your home, and get alerts as soon as they open. Subscription required, sold

Recessed Door Contacts No Magnetic Security Alarm Window Sensors - China Magnetic Door Contact Switch, Normally Open Door Contact Switch

Expand your Ring Alarm system to secure each door and window in your home, and get alerts as soon as they open. Ring Alarm Contact Sensors easily mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm Base Station and receive mobile alerts from the Ring app whenever your doors or windows open. You'll always be the first to know when something's ajar.

Ring Alarm Contact Sensor 2-Pack (2nd Gen)

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