intruder detection work together to avoid effectively false alarm of rushing and jogging.

-Wireless detector,low current,long life of battery.

-Sensitive tamper switch.

-Precise factory calibration for dependable.

-World-class immunity to RF interference.

-Look-down detection directly below the sensor to catch wall creeping intruders.

-Tightly-mated bug guard to protect the sensor optics from insects,spiders and dust.

-Selectable processing sensitivity for different environmental requirements.

-Global patent

U.S. Patent No.:7,042,134 7,141,910;British Patent No.: GB 2 427 270;China Patent No.:ZL 2005 3 0146970.4