GPS LOCK,GPS padlock,GPS tracker,Container Lock

Get and report Real time GPS Positioning function Lock hung on the truck, you can check your truck/vehicle driving trajectory.Real-time tracking, it also sends all the status to server.All the unlock & lock records are stored in the server.It supports several unlock methods: SMS, GPRS Remote control handheld reader, encryption key.Alarm, when a lock is dismantling illegal, it will send alarm SMS to mobile phone. cargo ownerYou can set/modify the GPS lock parameters by SMSyou can send SMS to check the lock position information