Receive an alert when anyone breaks the beam creates an invisible infrared beam up to 60 feet long and sounds a loud alarm or pleasant chime when the beam is crossed.

1. Allows you to protect entry to large open areas with a 60 ft. long PIR beam that sounds an alert or alarm when crossed (you can choose to have the alert sound continuously until you turn it off or to ring only once)
2. Scares off intruders, alerts parents when child or pet leaves a safe area, announces customers entering the store
3. The volume of the chime can be set to low, medium, or high

Specs: Requires two 6-volt AC adapters (included) and three AA back up batteries (not included). The dimensions are 4 and three-eighths inches x 3 inches x 1 and one-eighths inches.