IP66 rated (Waterproof Design) 3 levels of pet immunity Anti-masking: siren will sound if PIR is covered Tamper alerts Easily detect movement outside your home or throughout your outbuildings, including back gardens, lawns, gates, outdoor corridors and hallways with this new Yale Outdoor Motion Detector. This wireless accessory is simple to fit and will activate your alarm if motion is sensed, utilising passive infrared technology. The Outdoor Motion Detector features a microprocessor controlled with advanced Adaptive Signal Processing (ADSP) algorithms. It is weatherproof for all outdoor climates, with automatic temperature compensated sensitivity control. The Outdoor Motion Detector has three levels of pet immunity: Low (60kg [132 lbs]), Medium (40kg [88 lbs]]) and High (30kg [66 lbs]), to prevent being triggered by pets, as well as anti-masking where the alarm will sound if covered for over 3 minutes. A built in tamper switch alerts you directly via your smartphone and the Yale Acce