First Alert OLCONTACT SmartBridge Wireless Window and Door Contact Sensor, 50' Range

The First Alert OLCONTACT SmartBridge Wireless Window and Door Contact Sensor monitors the opening and closing of entry points in your home such as doors and windows with use of the SmartBridge Security System. The sensor can be mounted virtually anywhere and has an indoor range of 50-feet.

First Alert OLCONTACT SmartBridge Wireless Window and Door Contact Sensor, 50' Range: Wireless Window and Door Contact Sensor Monitors the opening and closing of entry points in your home such as doors and windows with use of the SmartBridge Security System Mounts virtually anywhere Indoor range of 50' Comes in white Measures 1.106" long, 0.678" wide, 3.544" high and weighs 2.2 oz Includes (2) AAA batteries Requires SmartBridge Gateway to provide Internet connectivity to your system allowing you to monitor and control all devices from any web browser or mobile device Comes with a 1-year limited warranty