Alarm Lock Security

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 to two states: mechanical lock and alarm. Low false alarm rate. Low power consumption alarm lock. 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. Note: When you place the shackle with groove into lock near key port, then the lock comes into alarming state. When the shackle with groove is placed away from key port, the lock is just in the mechanical lock state. Ultra strong alarm padlock. Great for locking up your garage, shed, bikes etc. Virtually unbreakable. Pick resistant keyhole. Long life batteries included. 3 keys are included. Motion sensor design. Operating Instruction: Insert key, turn in a clockwise direction and remove shackle. Replace shackle into lock with groove towards 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. Battery replacement: To replace the batteries remove the 2 screws in the shackle holes, remove cover and replace the batteries (6xAG13 1.5V). Be sure to pay attention to polarity and that cover goes on same way it came off. Batteries should last 2 years under normal operating situations.