Ring Alarm Contact Sensor
- Get instant mobile notifications when windows and doors are opened in your home.
- Easy installation with no tools required.
- Mounts to door and window frames.
- 3V lithium battery included.
- Manage your Ring Alarm Contact Sensor and other Ring products with the Ring app.
- Questions or need help? Contact Ring Support: 01727 26 3045 or via email firstname.lastname@example.org