DG85 Series Outdoor High-Security Digital Motion Detector Module FeaturesImpact and temperature resistant casing (-35°C to 50°C / -31°F to 122°F)Patented Digital Motion DetectionExtremely reliable and false-alarm freeDual Optical Filtering SystemUV protected lensDual optics (2 dual opposed element sensors)Digital Dual Opposed DetectionMulti-level sensitivity adjustmentTwo operational modes (Bus or Relay operation)Can be used with the Heavy Duty Outdoor Swivel Bracket (MG-SB85W). Click here for more informationCertified EN50131 Grade 2 DG85 Series Lens Patterns Pet Array(DG85W) Horizontal Curtain Beam(DG85L1) Vertical Curtain Beam(DG85L2) Patented Animal Immunity(up to 40kg/90lbs11m (35ft) X 11m (35ft); 90°viewing angle Allows large-breed dogs andmultiple pets to roam freely belowthe 1.1m (3.6ft) detection level11m (35ft) X 11m (35ft); 85°viewing angle Protects corridors or verticalsurfaces such as walls orbalcony doors13m (43ft) x 2 beams; 5.64°viewing angle