ONLY 1 Anti Theft Lock Alarm Security Siren Smart Door Lock Smart Door Lock

Keep your bike, garage door, garden shed, side gate, tool box or locker, or anything you desire secure with this Heavy Duty 110dB Siren Alarm Padlock. 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. Resistant corrosion, bad weather, physical destroy & Waterproof. USAGE DIRECTIONS: 1. use the key to open the lock and pull out the lock pole, turn over 180 degree to insert into the lock hole, When hear the sound DU, the lock is coming into alarm situation, after 15 seconds, when the lock is vibrated again, it will give an alarm and keep alarm with serial movement or vibration. Each alarm will last 10 seconds.