Security Alarm Lock Padlock Features This anti-theft Security Alarm Lock Padlock is Corrosion Resistant with hardened Zinc Alloy Body. This high-security design is rainproof, rustproof & weatherproof and Suitable for all weather conditions Keep your bike, garage door, garden shed, side gate, toolbox or locker, or anything you desire secure with this Heavy Duty 110dB Siren Alarm Padlock Combined locking function with an alarming function. The built-in movement triggered the alarm, which can emit loud sounds when the lock is hit or shaken. Adopts MCU core procedures, high-tech integrated circuit and digital sensor chip. Alarm Lock for Bicycle Motorcycle Door Gate Bike Shed Bolt Chain Lock. Security Alarm Lock Padlock Specification: This Security Alarm Lock Padlock is prebuilt with HI-TECT-R68 Security and can be used for multipurpose use like Shed Garage Bike lock, Motorbike, Door, Car Padlock Siren Alarm Lock Shock Sensor Keep your side gate, tool box, locker, bike or garage door or anything you want to secure with this Heavy Duty 110dB Siren Alarm Padlock. The Heavy Duty Security Alarm Lock Padlock has a body made of extra strong cast steel, high-grade steel shackle. It is resistant to corrosion, bad weather, physical destroy & Waterproof. Combines locking function with alarming function. Built-in movement triggered alarm, which can radiate loud sound when the lock is hit or shaken. Low power consumption. This alarm lock for home can be used on main door, window, bicycle, motor bike, pull gate, etc. Corrosion resistant, waterproof and durable, it is easy to use. Powered by six button batteries. Supplied with 3 spare keys for your convenience. Heavey in built quality and also in the function that is not easy brakable and slippery not to bear the force of any mallet. Key insert pont is avialable on the side end hence stopping any damage to whole lock if it something has been forcefully pulled or screwd in the keyhole. Note: When you insert key, turn in a clockwise directions 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.