Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White
Model: 4SD1SZ-0EN0
SKU: 10811739
Customers praise the product for its exceptional ease of use, overall performance, and straightforward installation. They also appreciate its security features, compact size, compatibility, good price, long battery life, and thoughtful design. However, some users have reported minor issues with connectivity and limited range. A few customers also noted concerns regarding sensitivity and occasional unexplained motion detection.
Requires Ring Alarm or Ring Alarm Pro, sold separately.
Get alerts on your phone and tablet when doors or windows are opened.
Monitor your home from any iOS or Android device.
Easy installation with no tools required
Includes two 3V CR2032 batteries
Mounts to door and window frames
Get 24/7 emergency police, fire, and medical response when sensors are triggered when you subscribe to Ring Home Standard or Premium, sold separately, and add Alarm Professional Monitoring* to your Plan.