It depend upon the facilities in that I got Ac, fridge, kitchen, bath ,toilet ,TV, DVD, Microwave ,storage places, LP gas system for stove fridge and for heater if needed I have all LED lights ,4 options for power ( out side hookup ,back up battery ,generator,and it can be connected with solar panel) . So I will demand 1.2m if some one wants that, if u need to make it u r self I can give my services n help !!!