* DRO micro radar and dual element PIR detection technology.
* Adopt intelligent multi-grade signal process software technology, full analysis and process to various false alarms.
* Adopt micro power-consumption 8-digit CMOS single-chip control.
* Digital analysis pet immunity technology
* 3-color LED display，signals of PIR, MW and trouble can be displayed separately.
* And/or & E modes for option for different environment.
* MW range can be adjusted continuously.
* With selection for high/low sensitivity.
* Unique full-range temperature compensation technology.
* Anti strong electro-magnetic radiation interference.