wireless security system

The Wireless Motion Alert uses a passive Infra-Red (PIR) sensor to detect movement of people and vehicles, while allowing small animals to pass through undetected.

Works With All Brands Of Garage Access Systems;Easily Opens Garage Door With Secure Fingerprint Sensor Accepts The Fingerprints Programmed Into It;Reads Up To 10 Unique ...

Chamberlain Add-On Sendor for Wireless Motion Alert System Up to 1/2 mile range - alerts when light and sound when vehicles or pedestrians are approaching Convenient and ...

International Electronics RWIA Add'l Single Intercom

Open and close the garage door without a remote control or keys using a private 4-digit password. Mounts conveniently outside garage. Backlit for night-time use.