Keep your bike, garage door, garden shed, side gate, tool box or locker, or anything you desire secure with Security Alarm Lock. 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.