... be used alarmed or no door lock,mortise lock,steel laminated padlock Used on:Trucks,Trailers,Boats,Sheds,Side gates, ... .Weather resistant.Anti–muffle design.Hot processed hardened Stainless steel & Anti twist shackle.Hardened Zinc alloy body .Alarm ... ) .Additional batteries availablePacking specs:.1pc alarm padlock .12pcs batteries(LR44 1.5V) .3pcs keys door lock,mortise lock,steel laminated padlock