The MP-840 is a fully supervised innovative and elegant looking ZigBee long range wireless pet immune PIR motion detector with dual element, low noise pyroelectric PIR motion detector. This wireless pet immune PIR motion detector is capable of distinguishing movement between humans and pets using Target Specific Imaging™ (TSI) technology. The advanced True Motion Recognition™ patented algorithm allows it to differentiate between the real motion of an intruder and other disturbances for improved false alarm immunity. Quick and easy to install, the MP-840 requires no adjustments and minimal maintenance due to its user friendly, no tools required battery replacement process. The MP-840 is also designed to harvest environmental data that can be sent to smart home systems.