Expand your Ring Alarm system to secure each door and window in your home, and get alerts as soon as they open.
Make Sure the Doors and Windows Are Shut
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.
- Requires the Ring Alarm Security Kit
- Triggers your Alarm when someone tampers with Contact Sensors