Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White
Number of Devices Included
2- Energizer - 2032 Batteries (6 Pack), 3V Lithium Coin Batteries$14.99
Related Item
About This Item
- Key Specs
- Detector Type: Contact
- Sensor Type: Magnetic
- Wireless Connectivity: Z-Wave (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
- Maximum Wireless Range: 250 feet
- Works With: Amazon Alexa, Ring (Compatible with or able to be connected to other smart devices or applications.)
- Power Source: Battery-powered
- Number of Devices Included: 2
- General
- Brand: Ring
- Model Number: 4SD2SZ-0EN0
- Product Name: Alarm Contact Sensor (2nd Gen) (2-Pack)
- Color: White
- Detection
- Detector Type: Contact
- Sensor Type: Magnetic
- Connectivity
- Wireless: true
- Wireless Connectivity: Z-Wave (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
- Maximum Wireless Range: 250 feet
- Compatibility
- Works With: Amazon Alexa, Ring (Compatible with or able to be connected to other smart devices or applications.)
- App Compatible: true (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
- Operating System Compatibility: Android, Apple iOS
- Features
- Placement: Door, Window
- Power
- Power Source: Battery-powered
- Rechargeable Battery: false
- Battery Size: CR2032 (The battery size required for operation.)
- Number of Batteries Required: 2
- Replaceable Battery: Yes
- Dimensions
- Product Height: 1.56 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Width: 2.09 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Depth: 0.55 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
- Product Weight: 0.2 pounds (The out of box weight of the item.)
- Included
- Number of Devices Included: 2
- Warranty
- Warranty - Parts: 1 year
- Warranty - Labor: 1 year
- Other
- UPC: 842861111088
Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar.
Disclaimers
- *Professional Monitoring is an add-on plan that first requires a compatible Ring Home subscription. Both sold separately. 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.
- *Professional Monitoring is an add-on plan that first requires a compatible Ring Home subscription. Both sold separately. 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.
Q: Is the battery replaceable in this detector?
A: Yes, the battery is replaceable in this detector.
Q: Does this device require other products to operate?
A: Yes, this device requires Ring Alarm or Ring Alarm Pro to operate.
Q: What kind of battery does the motion detector use?
A: The motion detector uses AA batteries.
Q: How many motion detectors are included in the package?
A: There are two motion detectors included in the package.
Q: Can this motion detector work with Alexa?
A: Yes, this motion detector works with Amazon Alexa.
Q: Does this motion detector require a subscription?
A: Yes, this motion detector requires a subscription for in-app features and digital notifications.
Q: What is the maximum wireless range of this device?
A: The maximum wireless range is 250 feet.
Q: Can I buy these individually and use them without buying any other ring products?
A: You would need a ring base station. You would then be able to control the sensor with the ring app on your phone.
Reviews
Customers are saying
Customers regard the Alarm Contact Sensor (2nd Gen) (2-Pack) highly for its ease of use and straightforward installation. The sensor's compact size and reasonable price are also well-received, along with its compatibility with the Ring system. However, some customers have reported issues with connection stability and range limitations.
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar.
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Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar.
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| Pros for Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White | |||
|---|---|---|---|
| Ease of use, Installation, Performance, Compatibility, Size | Ease of use, Overall Performance | Ease of use, Installation, Performance, Compatibility, Size | Ease of use, Installation, Performance, Compatibility, Size |
| Cons for Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White | |||
| Connection, Range, False Alarms, Motion Detection, Stickiness | There were no cons for this product— | Connection, Range, False Alarms, Motion Detection, Stickiness | Connection, Range, False Alarms, Motion Detection, Stickiness |
