• Up to 18m detection range
• Quad Linear imaging technology
• Pet immunity up to 25Kg

The Crow Swan Digital Quad 18m is a wired passive infrared detector which makes use of quad zone logic to eliminate the possibility of false alarms caused by small animals with a weight of not more than 25kg. With Quad zone logic, the PIR senor emits 4 beams and requires at least 3 of them to be interrupted simultaneously to cause an alarm.