If the two "digital inputs" of Terminal GPRS FM11 GPS vehicle tracker don´t be sufficient to connect external hardware, you can add more "digital inputs" if contact with Albatross System company and demand that increase the two inputs that has by default FM11. The real-time tracking of Albatross System Terminal GPRS FM11 can make it from our Tracking Management Platform always online or from the online server that Albatross System offer. Terminal GPRS FM11 integrate an "Anti-theft system" that send emergency alerts to a mobile phone when detect the follow sabotage scenarios: (power supply disconnecting, unauthorized tow, unauthorized movement), with these function improve your vehicle safety. Albatross System designed the plastic housing of "Terminal GPRS FM11" model with (IP68 - waterproof) certification, with this certification you can work in any type of extreme weather condition without fear to that FM11 can breakdown. Terminal GPRS FM11 is it also a "Standalone GPS" with Li-Ion battery, can work long time periods with the backup battery or continue using the vehicle battery where you install the FM11 unit.