... lock still can be alarm normally Alarm function:1. when the alarm lock start the anti-theft and alarm function, it should be ... of product, quantity, volume, brand label, Anti-counterfeiting code Numbers and date of production. Label :1.Laser tag ... open and master key, Anti-interference, Telephone network alarm, SMS notification, remote control. High practicability, durable. 2012 china OEM waterproof ...