Alarm Kit Accessories
Ring Wireless Indoor White Alarm Contact Sensor (2-Pack)
Add-on wireless contact sensors.
- Requires the Ring home alarm security kit.
- Sends an alert to a smartphone or tablet when a door or window opens with the contact sensor.
- Easy, tool-less installation.
- Mount to any door or window frame.
- Also triggers an alarm when someone tampers with a contact sensor.
- Compatible with iOS or Android devices.
- 3-volt lithium battery included.