... 4.soud level is 110d This Alarm Padlock is a hardened steel padlock which has an in-built alarm which will omit a siren ... thus alerting you to unwanted attention. The alarm padlock is a new concept in padlock systems which will deter any attempted theft or ... , toolboxes, gas cylinders, diesel tanks etc.1) This alarm small padlock is widely used for home, door, window, case, box. combined with cable ...