The AV-100 plug-in entrance alarm utilizes advanced passive infrared sensor (PIR) technology to provide dependable, high-tech security that is not subject to interference by shadows, pets, headlights or other common issues. Also functions whether your door is open or closed. This plug-in alert is easy to install and set up, creating a secure zone in your home or office in just a matter of minutes.
Powered by an inexpensive UL approved 16.5 volt plug-in transformer
No batteries required
Offers a wide selection of chimes, buzzers or bells for your alarm
Easy to wire, and includes a universal bracket for ceiling, wall or side mounting
Welcomes you home with a pleasant chime or alerts of unannounced entry into the secured zone