LED indicator: flashes once every three seconds: The unit is on alert state; flashes once per second: the unit is in low power state, the battery needs to be replaced;
Password Key: You can set your personal password, the alarm will not be accessable without permission;
Open the key: defending and withdraw defending;
Magnetic bar: built-in detection sensor, detects door open / close
4 Password Key
Usage: Magnetic host or stripes are mounted on the door and door frame. Press arming key, once the door is opened and the magnetic stripe separated from the host, then the alarm will work. Disarm the alarm by entering the password.