Master Siren Alarm Lock 110Db AntiTheft Security System Door Motor Safety Lock(Black)

Operating instructions: - Insert key,turn in a clockwise direction and remove shackle. - Replace shackle into lock with groove towrds key port. - The lock will beep, at this point remove the key and the alarm will set after 15 seconds. - When the lock is vibrated twice within 5 seconds the alarm will sound. The 5 second delay allows the lock to be opened by key without sounding. - The alarm sounds in 10 second intervals. The alarm will keep sounding with constant movement or vibration. - Once stopped the alarm will re-set after 35 seconds. Features : - 100% Brand New and high quality. - Combines locking function with alarming function. - Built- in movement triggered alarm, Which can emit loud sound when the lock is hit or shaken. - Adopts MCU core procedures, high-tech integrated circuit and digital sensor chip. - Can be set two states : mechanical lock and alarm. - Low false alarm late. - Low power consumption. - Can be used on door, window, bicycle, container, motor bike, tricycle, pull gate, garden, etc. - Corrosion resistant, waterproof and durable to use. - Powered by six button batteries. - Supplied with three keys, convenient to use.