india sees solar power as a solution to its massive energy deficit. currently 450 million, that's almost half its population, lives without electricity. "the government put up pow are cables on the highway" says this farmer "but not in my village. i lived in the dark until i learned about solar lamps." the two lights in his home are thanks to cellco, a private company that provides renewable energy options to rural households at an affordable price. >> the goal is profit, yes, but, you know, we always tell people that we're in between an ngo and we're in between a corporate. we -- we're socially driven. i mean, if tomorrow we were to choose -- if you were to ask selco to choose to lighting up 300 homes and do iing an institutional installation, we would do homes. >> reporter: they go door to door to explain the product and