M2M RTU Library is a software tool package for M2M RTU products in ICP DAS. It provides the seamless connection to M2M RTU products (G-4500 RTU, GT-540…) of ICP DAS for the user-designed system. With the APIs in this library, programmer can access M2M RTU devices by public software development environments, like VC, VB, BCB, visual studio.Net… It is easy to integrate these GPRS RTU devices to various applications including real the remote data, database management system. Therefore, the Library can help users to apply the ICP DAS M2M RTU products in their applications to monitor the data and sends them out in real time to the control center through GPRS or Ethernet Network. Also, by combining a GPS (optional) with M2M GPRS RTU, they suddenly become a tracking system which you can often find out in the car system, marine system, etc.