The Ring Alarm Contact Sensor V2 expands your Ring Alarm and adds an extra layer of security to your home. You can attach Alarm Contact Sensors to any door or window in your house or apartment, and when armed, you'll get instant alerts on your phone and tablet whenever they open. Easily installs in minutes without any tools or professional installation required. Simply place your Contact Sensor on any door or window frame and connect it to your Ring Alarm Base Station. Requires the Ring Alarm Base Station. Requires Ring Alarm or Ring Alarm ProRing Alarm and all Ring accessories require a subscription for digital notifications, in-app features, digital arming/disarming, and integration with other Ring, Echo & third party products. Subscription sold separately. Terms and conditions apply.

• Requires the Ring Alarm Security Kit
• Get alerts on your phone and tablet when doors or windows are opened
• Includes two 3V CR2032 batteries
• Mounts to door and window frames
• Part of the True Home Program: Home Automation Made Easy
• Requires Ring Alarm or Ring Alarm ProRing Alarm and all Ring Alarm accessories require a subscription for digital notifications, in-app features, digital arming/disarming, and integration with other Ring, Echo, and third party products. Subscription so