Mighty Mule Fm231 Wireless Driveway Alarm � Electromagnetic Vehicle Detection, Indoor Receiver, 400 Ft Range, Expandable, Battery Powered, Easy Installation, Driveway & Property Security System MP3 Players With Its High Magnification

With Its High Magnification

About This Item: One Of The Best Pillow Speakers

Pushing The Knob Back Towards The Body Will Lock The Control Knob

1 inch models)

Precise Cutouts: Easily access all buttons

Mighty Mule Fm231 Wireless Driveway Alarm � Electromagnetic Vehicle Detection, Indoor Receiver, 400 Ft Range, Expandable, Battery Powered, Easy Installation, Driveway & Property Security System MP3 Players With Its High MagnificationProduct Descriptionthe Mighty Mule Fm231 Wireless Driveway Alarm Provides Reliable Vehicle Detection To Help Secure Your Home, Business, Or Property. Unlike Traditional Motion Sensors, The Fm231 Uses An Electromagnetic Sensor System To Detect The Movement Of Large Metal Objects Like Cars, Ensuring Fewer False Alarms Caused By Animals Or Pedestrians. Once A Vehicle Is Detected, The Sensor Sends A Signal To The Indoor Receiver, Which Alerts You With An