Ring Alarm Door/Window Sensor 2nd Gen
Best discreet security upgrade for smart home enthusiasts.
These compact sensors provide essential perimeter security for any home setup. They integrate seamlessly into an existing alarm ecosystem, offering reliable monitoring for entry points with simple, tool-free installation.
$77.00
at
Klarna
More Alarm Contact Sensor options
Who it's for
- Homeowners seeking a discreet security solution that minimizes visual clutter
- DIY enthusiasts who value a quick and frustration-free installation process
- Users with large homes requiring consistent connectivity across multiple floors
Who should skip it
- Renters or buyers looking for a single, independent security sensor
- Smart home power users committed to non-Amazon automation platforms
- Budget-conscious shoppers who prefer a one-time purchase without recurring fees
Performance breakdown
Installation Simplicity
Peel-and-stick mounting makes setup effortless for any skill level.
Connectivity Reliability
Z-Wave protocol ensures a stable, responsive connection to your hub.
Alert Latency
Notifications hit your phone almost instantly upon sensor separation.
Design Aesthetics
Compact, low-profile housing blends discreetly into most door frames.
Ecosystem Integration
Seamlessly triggers Alexa routines and Ring security system automations.
Tamper Sensitivity
Built-in sensors reliably detect unauthorized attempts to remove the device.
Key Specs
Sensor Type
Magnetic Contact
Connectivity
Z-Wave
Power Source
Battery
Mounting Type
Surface mount
Indoor/Outdoor Placement
Indoor
Wireless Range
250 feet
Tamper Detection
Yes
Battery Replaceable
Yes
System Compatibility
Amazon Alexa, Android, Apple iOS
Know before you buy
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