3 the solar infrared beam detector wireless has beams designed to effectively minimize the false alarms caused by birds and fallen leaves the furthest distance is 3 times longer than the operation distance when you are using outdoor operation distance means the reliable warning distance under the atrocious weather.
Wireless infrared beam alarm.
More than one pair can be used to cover all perimeters.
This item digiteck l6b rf wireless safety beam perimeter intruder alarm alert chime 1byone wireless driveway alert infrared motion sensor with 1 plug in receiver and 2 sensors bw dual beam intruder detector alarm double beam security active ir detector outdoor 60m indoor 180m detection range beam spread 1 5m optical adjustment.
100m solar powered wireless infrared beam detector.
The point to point infrared security beam is robust and weatherproof and tested in the harshest climate conditions in new zealand.