Contact Sensor (2nd Gen) Transparent Product Image

Contact Sensor (2nd Gen)

Alarm Window and Door Contact Sensor expands your Ring Alarm system to secure each door and window in your home, and you can get alerts as soon as they open. Subscription required, sold separately.¹ ² ³

Key Features

  • Real-Time Notifications²
  • Easy Installation
  • Z-Wave Enabled

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Tech Specs

Size
2.09 in X 1.12 in X 0.55 in
Operating Temperature
-4°F to 120°F (-20°C to 49°C)
Power
2 CR2032 Coin cell batteries
BATTERY WARNING: KEEP OUT OF REACH OF CHILDREN. Store spare batteries securely. Dispose of used batteries immediately and safely. If you think batteries might have been swallowed or placed inside any part of the body, seek immediate medical attention.
Battery Life
Uses two CR2032 batteries, included, which may last up to 3 years depending on usage. Cold temperatures may drain battery life faster.
Connectivity
Z-Wave (250 feet range to Base Station open air, line of sight) (76 meter range to Base Station open air, line of sight)
Warranty

One-year limited warranty

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¹
Requires Ring Alarm or Ring Alarm Pro, sold separately.
²
Ring Alarm and all Ring Alarm accessories require a compatible Ring subscription (sold separately) for digital arming/disarming and certain other in-app features.
³
A compatible Ring subscription is required to enroll in Alarm Professional Monitoring. Service available within the U.S. (all 50 states, but not U.S. territories) and in Canada (excluding Quebec). Ring does not own its monitoring center. Smoke and carbon monoxide monitoring is not available for business or commercially zoned addresses. See Ring Alarm licenses at: ring.com/licenses. Additional fees may be required for permits, false alarms, or Alarm Verified Guard Response, depending on your local jurisdiction.
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