This high security lock design is rainproof, rust proof & weatherproof. It is ideal for garden sheds and houses, garages, caravans, bicycles, gates etc. The lock has a built in security system that activates the alarm if anyone tries to put something foreign into the lock for example - a wrong key. Special Feature: Built-in movement triggered alarm, which can emit loud sound when the lock is hit or shaken Batteries not accessible when locked. Corrosion Resistant with hardened Zinc Alloy Body Material: Zinc alloy, Alarm decibel: 110dB. Item Dimension: 10cm x 9cm x 3cm. Color: Black. Included Components: 1 X Alarm Lock, 3 X Keys
