Loud 100db alarm siren
,Ä¢ 7mm locking pin
,Ä¢ Long life Lithium battery (CR2)
,Ä¢ Motion & shock sensors
,Ä¢ Water resistant keyway cover
,Ä¢ 3 High security keys
,Ä¢ Replacement key service
,Ä¢ Hardened locking pin