Keep track of the comings and goings on your property with this electromagnetic sensor alert system. When a vehicle passes the sensor, the receiver emits an audible tone and lets you know someone’s there.
Instantly be alerted when someone pulls into or out of your driveway
Functional range of up to 400 ft.
Indoor chime announces visitors or unwelcome guests
Electromagnetic sensor only senses large metal objects avoiding false signals due to animals or children.