When it is in alarm mode, if there is any slight wind movement alarm will not sound, the control unit can recognize tempering and innocent movement, if tempered with in  the  first  time, the lock will  not sound and automatically increase sensitivity, if tempered again within 5  seconds just even a slight movement or any foreign metal contact on the shackle will immediately  sound a 10 second 110db alarm.

if the alarm is still shaking, it will continued to alarm, until the shaking stops. To restore the initial alarm state after about 30 seconds …