Generator controller is used for remotely monitoring the working status of generators, and enhance the security, prevent the fuel from unauthoried use / short supply / adulteration. Functions: 1. Fuel level Monitoring: Fuel in liters, fuel consumption, draining, refilling, theft, etc. 2. Source of power (on/off status): Mains, Generator 1 & Generator 2 3. Running period of each source of power: (Time off - time on) 4. Generators' operating parameters: ( Oil pressure, oil temperature, frequency, etc) More functions to monitor the abmient environment: 5. Shelter: Air-conditioners (on/off status) Temperature 48V backup battery Shelter door (open/close status) 6. Environmental status: Ambient temperature Aviation light (on/off status) Security light (on/off status) 7. Up to 6 cameras for vision capture 8. TF card storage: Off-line storage; Retrieval of surveillance photos.