GSM Controller V3 with case and removable antenna
GSM v3 controller allow monitor by gsm network different phisical parameters and control remotely on/off 5 outputs.
Control is done through SMS messages and monitoring can be run by SMS or gprs data transmission to internet server.
Http data can be sent for example to www.thingspeak.com server, where are not only collected but can be read as dynamically presented graphs.
Further GSM controller functionality is action automating. After simple set up when some input parameters reach the set size, outputs actions will be performed.