Large Hook Security Alarm Lock
Combines locking function with alarming function.
Built-in movement triggered alarm
It can emit a loud sound when the lock is hit or shaken.
Adopts MCU core procedures, high-tech integrated circuit and the digital sensor chip.
Can be set to two states: mechanical lock and alarm.
Low false alarm rate.
About Security Alarm Lock
When the lock is vibrated twice within 5 seconds, the alarm will. sound The SIREN alarm of this lock will ensure TOP class security for your Household or Bike.
Operating Instructions: Insert Key, turn in a clockwise direction & remove shackle Replace shackle into a lock with groove towards the key port.
The lock will "beep", at this point remove the key & the alarm will set after 15 seconds. When the lock is vibrated twice within 5 seconds, the alarm will sound. The 5-second delay will allow the clock to be opened by key without sounding.
The Alarm sounds in 10 seconds interval; the alarm will keep sounding with constant movement or vibration Once stopped the alarm will reset after 35 seconds.
