Enhance your home security with the Ring® Alarm Window and Door Contact Sensor, 4SD1SZ-0EN0 (2nd Gen). Receive instant mobile alerts whenever doors and windows open, providing you with real-time awareness and peace of mind. The sensor, now smaller for increased placement flexibility, ensures easy installation without the need for tools. Effortlessly mount it to door and window frames to fortify your home's defense. The package includes two 3V CR2032 batteries for immediate use. Please note that the Ring Alarm Base Station (sold separately) is required for optimal functionality. Safeguard your home with the advanced features of the Ring® Alarm Contact Sensor for reliable and convenient security monitoring.

Features:

• Get instant mobile alerts when doors and windows open in your home
• Now smaller to enable increased placement options
• Easy installation with no tools required
• Mounts to door and window frames
• Includes two 3V CR2032 batteries
• Requires the Ring Alarm Base Station (sold separately)

Deals you'll go nuts for!℠

What's in the Box?

• Ring® Alarm Window and Door Contact Sensor (2nd Gen)

Specifications:

• Brand: Ring
• Model: 4SD1SZ-0EN0
• Dimensions: 2.09" x 1.12" x 0.55"
• Power: 2x CR2032 Coin Cell Batteries
• Operating Conditions: 32-120°F (0°C to 49°C)
• Connectivity: Z-Wave (250-foot range to Base Station open air, line of sight)
• Operating Conditions: Indoor Use
• Max Distance Between Magnet and Sensor: 1"
• Limited Quantity Available
• 90 Day Warranty