3 Review(s)

The heavy duty siren alarm padlock has a body made of extra strong cast steel, high-grade steel shackle. It is resistant to corrosion, bad weather, physical destroy and waterproof. This innovative U lock comes equipped with two settings, armed and unarmed, so you can be alerted by a 105 - 110 db alarm when the lock is tampered with, basically, double the protection. The Heavy Duty Siren Alarm Padlock has a body made of extra strong cast steel, high-grade steel shackle. It is resistant to corrosion, bad weather, physical destroy & Waterproof. ::Features:: 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. Can be used on door, window, bicycle, container, motor bike, tricycle, pull gate, garden, etc. Corrosion resistant, waterproof and durable to use.