Making sure your home and business are safe is always a top priority. Add these contact sensors to your security system to receive real-time alerts when a window or door is unexpectedly opened.The Alarm Contact Sensor connects to your Alarm Base Station and easily mounts to any door or window frame in your home. It sends you mobile alerts whenever your doors or windows open, so you'll always be the first to know when something's ajar.

Features

• Add-on wireless sensors
• 3V lithium battery included
• Requires the ring alarm security kit
• Sends alerts to your phone and tablet
• Triggers your alarm when someone tampers
• Secures windows and doors and sends alerts when they open
• Place alarm motion detectors in each room of your home to get mobile alerts whenever motion is detected indoors
• Number of package : 2