Digital PIR detector > Digital processing algorithm > Suitable for application in high class buildings > Digital bi-directional temperature compensation 90° coverage area in 54 zones > Operating range from 1.5m to 15m > White light immunity > PET immunity: small animals 12/20kg - selectable > RF immunity , Electrostatic immunity > Reverse polarity protection > 7 sensitivity levels (selectable) - from HW2.0