Good security function one way car alarm system

1>one way car alarm system
2>Silent alarm mode
3>Long life battery
4>Remote with antenna
5>Free box design

Good security function one way car alarm system 

*  Alarm alert by ultrasonic sensor, shock sensor

*  Remote arming/disarming

*  Remote car locating

*  Silent alarm mode

*  Auto re-arming

*  Anti-robbery function

*  Alarm memory

*  Auto central lock

*  Warning of abnormal situation

*  Negative trigger

*  Electronic/air compressor lock

*   Warning to improper closed of doors

*   2-stage shock sensor, alert for different impacts

*   Anti-scanning code protection

*   3 or 4 buttons transmitters with fashion design

*   SMD technology