The Dycon D4809 Pet Tolerant PIR Movement Detector enables homeowners to secure their homes while allowing their pets to move freely anywhere in the house, safe in the knowledge that the D4809 eliminates chances of false alarms caused by their pets as it will ignore movement from pets under 27 kg.The D4809 Pet Tolerant radio indoor motion detector uses Passive Infra Red (PIR) technology to det …[more]