... the GSM SMS Controller can be used in places which require turning ON/OFF your system, machines, equipments remotely ... Machines security protection;Pumping Stations, Tanks, Oil or Water levels;Buildings and Real Estate;Weather Stations; River Monitoring ... Control;Oil and gas pipelines; 10. Corrosion protection11. Temperatures, water leakage applications;12. Wellheads, boat, vehicle;13. Energy saving ...