Lock Features:

.110db alarm
.Auto-alarming system & locking system
.Can be used alarmed or unalarmed
.Removable Alarm Module
.Dual Shock & Movement Sensor
.Corrosion Resistant
.Ice Spray Proof & resistant against salt and hard weather
.Anti twist shackle
.Anti Drill
.Anti bumper prevents scratching
.Key arming
.Hardened Stainless steel shackle
.Hardened steel alloy body

Dimensions:
.Body diameter:35mm
.Body length:163mm
.Shackle length: 200mm
.Shackle diameter: 18mm

Key specs:
.3pcs Maximum Security keys
.Additional keys available

Battery specs:
.6pcs batteries(A76/LR44 1.5V)
.Additional batteries available

Packing specs:
.1pc alarm shackle lock
.6pcs batteries(A76/LR44 1.5V)
.3pcs keys