Visitor chime laser beam sensor

Simple to Use Entrance Alert Chime with PIR Sensor , Adjustable Volume Control. Wireless PIR Shop Store Entry Visitor Door Bell Chime Welcome Motion Sensor Home. Entry Chime sounds when invisible beam is cros. You can know when someone crosses the line.

This high tech device creates an invisible infrared beam up to ft.

Can be used as an invisible playpen to .

Wireless Outdoor Visitor Intruder Driveway Pathway Chime Alarm Alert PIR Motion.

One Transmitters easy match Unlimited Receivers. WIRELESS MOTION PIR SENSOR DETECTOR MAINS PLUG-IN DOOR BELL CHIME VISITOR ALARM. One receiver work with unlimited sensors at. The Laser Sensor Alarm has dual functionality.

The device can be set to give out a . Find great deals for HomeSafe Safety Beam Laser Motion Detector Sensor Alarm and Visitor Alert System. Will make ding-dong sound or siren sound (at wireless receiver up to 3feet away) when the invisible sensing beam is interrupted. The Visitor Chime with sensor is the ideal low cost security product to protect entrances, windows, hallways or doors from sneak in entry. HDoor Bell Chime Motion Sensor Wireless Alarm Home Office Visitor Sounds. Entry Door Bell Chime Motion Sensor Wireless Alarm New.

Light control distance: 5-feet. An optional counter is available which will allow you to track the number of visitors through your doorway. This entry alert system uses photo electric sensors to alert you to customers, visitors or intruders entering your property, store or home. With the safety beam you will know when someone crosses the line.

Retail stores and businesses can use the one chime feature to announce customers . Counter to suit NIR100SA Retro- Reflective Photoelectric Sensor Entry Alert System. This neat and compact buzzer can be mounted anywhere and is recommended as an addition to the Infra Red Door chime (DES-700) as an extension alarm. Door AnnouncerDoor Announcer, Voice Alert, Auto Announcer, Recordable Door Chime.

Door Entry Alert - magnetic door sensor Door Entry Alert Contact Alarms - Alert sounds each time door opened.