GPS-600VT : Universal Lock Security and Tracking System Description : GPS-600VT is the mini Universal Lock security and tracking system. Using patented Lock cylinder, highly sensitive GPS module and tri-band GSM module, the Lock Security Tracker can perform security and tracking for all over the world. Further with 100% waterproof feature, the VCSTS-6 AL/AGL can be applied to any mobile vehicles, boats, houses, cargo containers, and any objects for complete safety. There are 3 approaches for the remote site to track and monitor the GPS-600VT --- Using regular cellular phone and unmanned control center --- Using smart phone and control software with E-map on the smart phone --- Using man-serviced control center We can choose the most appropriate approach to perform the tracking and monitoring to provide the total safety to the users.