1,Distance 3 KM 2,Alarm 130dB 3,resistant against Sawing, Prying,Drilling and Hammering 4,Rocket key cylinder Detail Description:1,CH ... peace.2,T-type, Arc sharped, High security lock and key system has been engineered to be virtually impenetrable. 3, Multiple ... *43.5*33cmPacking:6pcs/ctnPackage:Blister packing High security wireless alarm lock