Dual optics (2 dual opposed element sensors) Provides superior pet immunity using a patented combination of advanced optics and digital processing technologies Immune to pets weighing up to 40kg (90lbs) Extremely reliable and false-alarm free Patented Digital Motion Detection (no analogue circuitry) Digital Auto Pulse Signal Processing Digital Shield algorithm software Metal shield maximizes protection from EMI and RFI signals 10.5m X 10.5m range with 90° viewing angle
