Magnet Door Alarm
1.Product has main unit and magnet bar.
2.Tear off the sticker behind the product, stick the main unit to the door frame, and stick the magnetic strip to the door board. Press the button to turn on the alarm, when somebody push the door, the magnetic bar is far away from the main engine and the alarm sounds.
3.With low voltage indicator to warn user to change the battery.
4.Support OEM your own logo.