Ring Alarm Contact Sensor (2nd Gen) (2-Pack) White 4SD2SZ-0EN0 - Best Buy

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ring-alarm - Best Buy

Ring Alarm Contact Sensor 2-pack (2nd Gen) : Tools & Home Improvement

Ring Home Alarms & Sensors at

Ring Alarm Contact Sensor 2-pack (2nd Gen) : Tools & Home Improvement

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

ring contact sensor battery - Best Buy

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)

Door & Window Sensors at

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)