ITEM NAME:Lock padlocks audible alarm 1.5V button battery S1W1 Lock padlocks audible alarm 1.5V button battery S1W1 Heavy padlock with built-in alarm waterproof design Suitable for the site such as sheds, gates, caravans, bicycles, motorcycles Color: black Height: about 94 mm 3 holes padlock and 3 keys Battery Built-in long life (alkaline button battery x 6) Instructions: When you put the cricket into the hole lock, the lock only works as a lock ordinary without warning. Insert the key to open the lock, turn 180 degrees and insert it into the shackle lock again, then the lock emits a "beep". the alarm is set after 10 seconds. alarm: When the lock is vibrated for the first time, the alarm will sound in 5 seconds. If the lock is vibrated again after 5 seconds , an audible alarm 110db for 5 seconds. the alarm will continue to sound with the constant vibration. once stopped, the alarm will reset after 30 seconds. Package Contents:1 x Padlock alarm Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Heavy padlock with built-in alarm. Insert the key to open the lock, turn 180 degrees and insert it into the shackle lock again, then the lock emits a "beep". 3 holes padlock and 3 keys. If the lock is vibrated again after 5 seconds, an audible alarm 110db for 5 seconds.