DSC PG9914 Wireless PowerG Digital Pet-Immune PIR Motion Detector Sensors Motion and temperature* detection in a single deviceBuilt-in PowerG leading-edge wireless intrusion technologyBattery lasts 6-8 years with typical useEasily accessible battery compartmentSmall size; perfectly shaped for unobtrusive corner placementPet-immune ? Target Specific Imaging? distinguishes between humans and pets weighing up to 38 kg (85 lb)Fresnel and cylindrical lenses for uniform detection sensitivity with an operating range of up to 12 m (39 ft), with no vertical adjustment neededFaster, easier installations and maintenanceAdvanced True Motion Recognition? algorithm differentiate between intruders and other disturbancesFront and back tamper protection*Local technical contact should be consulted regarding temperature detection support.