đź”’ Stay one step ahead with sleek, smart security that never sleeps.
The Ring Alarm Contact Sensor 2nd Gen offers instant mobile alerts for doors and windows with a slim, easy-to-install design. Powered by long-lasting CR2032 batteries, it delivers up to 3 years of maintenance-free security. Utilizing Z-Wave technology, it connects seamlessly to your Ring Alarm Base Station with a 250-foot range, ensuring reliable, real-time protection for your home.
| Power | CR2032 coin cell batteries |
| Battery life | Approximately 3 years |
| Max distance between sensors | 1 inch. Leave ½” space on non-magnet side to access battery compartment |
| Operating conditions | Indoor use, 32°F to 120°F (0°C to 49°C) |
| Dimensions | 1.56 in x 2.09 in x 0.55 in |
| Installation | Mounts to doors and windows, Ring Alarm Kit required |
| Connectivity | Z-Wave (250-foot range to Base Station open air, line of sight) |
| Warranty and service | 1-year limited warranty and service included. Use of Ring Alarm Kit is subject to the terms found here. License information can be found here. |
| Support | Click here to view more information on the Ring Alarm Kit support page. For monitoring licenses, visit ring.com/licenses. |
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